Home / 1,407,316,159.71-1,942,059,324.17-772,234,700.47

Finding the Fourth Proportional to 1,407,316,159.71, 1,942,059,324.17 and 772,234,700.47

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Solution

The fourth proportional to 1,407,316,159.71, 1,942,059,324.17 and 772,234,700.47 is: 1,065,663,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,316,159.71 : 1,942,059,324.17 = 772,234,700.47 : x
  2. Step 2: Convert to fraction form
    1,407,316,159.71/1,942,059,324.17 = 772,234,700.47/x
  3. Step 3: Cross multiply
    1,407,316,159.71x = 1,942,059,324.17 × 772,234,700.47
  4. Step 4: Simplify right side
    1,407,316,159.71x = 1,499,725,600,492,465,920
  5. Step 5: Solve for x
    x = 1,499,725,600,492,465,920/1,407,316,159.71
  6. Step 6: Final answer
    x = 1,065,663,596.73

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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.