Home / 1,663,462,025.80-2,495,193,038.70-436,754,480.20

Finding the Fourth Proportional to 1,663,462,025.80, 2,495,193,038.70 and 436,754,480.20

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Solution

The fourth proportional to 1,663,462,025.80, 2,495,193,038.70 and 436,754,480.20 is: 655,131,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,462,025.80 : 2,495,193,038.70 = 436,754,480.20 : x
  2. Step 2: Convert to fraction form
    1,663,462,025.80/2,495,193,038.70 = 436,754,480.20/x
  3. Step 3: Cross multiply
    1,663,462,025.80x = 2,495,193,038.70 × 436,754,480.20
  4. Step 4: Simplify right side
    1,663,462,025.80x = 1,089,786,738,616,076,928
  5. Step 5: Solve for x
    x = 1,089,786,738,616,076,928/1,663,462,025.80
  6. Step 6: Final answer
    x = 655,131,720.30

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Half scale
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Double scale
Find fourth proportional to 1,663,462,026.80, 2,495,193,040.20 and 436,754,481.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.