Home / 1,663,458,310.80-2,495,187,466.20-436,750,765.20

Finding the Fourth Proportional to 1,663,458,310.80, 2,495,187,466.20 and 436,750,765.20

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Solution

The fourth proportional to 1,663,458,310.80, 2,495,187,466.20 and 436,750,765.20 is: 655,126,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,458,310.80 : 2,495,187,466.20 = 436,750,765.20 : x
  2. Step 2: Convert to fraction form
    1,663,458,310.80/2,495,187,466.20 = 436,750,765.20/x
  3. Step 3: Cross multiply
    1,663,458,310.80x = 2,495,187,466.20 × 436,750,765.20
  4. Step 4: Simplify right side
    1,663,458,310.80x = 1,089,775,035,180,299,008
  5. Step 5: Solve for x
    x = 1,089,775,035,180,299,008/1,663,458,310.80
  6. Step 6: Final answer
    x = 655,126,147.80

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Double scale
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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.