Home / 1,663,459,555.80-2,495,189,333.70-436,752,010.20

Finding the Fourth Proportional to 1,663,459,555.80, 2,495,189,333.70 and 436,752,010.20

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Solution

The fourth proportional to 1,663,459,555.80, 2,495,189,333.70 and 436,752,010.20 is: 655,128,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,459,555.80 : 2,495,189,333.70 = 436,752,010.20 : x
  2. Step 2: Convert to fraction form
    1,663,459,555.80/2,495,189,333.70 = 436,752,010.20/x
  3. Step 3: Cross multiply
    1,663,459,555.80x = 2,495,189,333.70 × 436,752,010.20
  4. Step 4: Simplify right side
    1,663,459,555.80x = 1,089,778,957,323,073,536
  5. Step 5: Solve for x
    x = 1,089,778,957,323,073,536/1,663,459,555.80
  6. Step 6: Final answer
    x = 655,128,015.30

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Double scale
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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.