Home / 1,791,459,007.10-2,471,059,350.51-1,188,616,582.70

Finding the Fourth Proportional to 1,791,459,007.10, 2,471,059,350.51 and 1,188,616,582.70

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Solution

The fourth proportional to 1,791,459,007.10, 2,471,059,350.51 and 1,188,616,582.70 is: 1,639,525,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,459,007.10 : 2,471,059,350.51 = 1,188,616,582.70 : x
  2. Step 2: Convert to fraction form
    1,791,459,007.10/2,471,059,350.51 = 1,188,616,582.70/x
  3. Step 3: Cross multiply
    1,791,459,007.10x = 2,471,059,350.51 × 1,188,616,582.70
  4. Step 4: Simplify right side
    1,791,459,007.10x = 2,937,142,120,852,078,080
  5. Step 5: Solve for x
    x = 2,937,142,120,852,078,080/1,791,459,007.10
  6. Step 6: Final answer
    x = 1,639,525,163.13

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.