Home / 1,688,162,272.18-2,329,677,614.23-935,488,020.20

Finding the Fourth Proportional to 1,688,162,272.18, 2,329,677,614.23 and 935,488,020.20

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Solution

The fourth proportional to 1,688,162,272.18, 2,329,677,614.23 and 935,488,020.20 is: 1,290,981,047.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,162,272.18 : 2,329,677,614.23 = 935,488,020.20 : x
  2. Step 2: Convert to fraction form
    1,688,162,272.18/2,329,677,614.23 = 935,488,020.20/x
  3. Step 3: Cross multiply
    1,688,162,272.18x = 2,329,677,614.23 × 935,488,020.20
  4. Step 4: Simplify right side
    1,688,162,272.18x = 2,179,385,499,026,295,040
  5. Step 5: Solve for x
    x = 2,179,385,499,026,295,040/1,688,162,272.18
  6. Step 6: Final answer
    x = 1,290,981,047.82

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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.