Home / 1,042,922,018,930.30-1,564,561,253,332.50-429,966,506,358.91

Finding the Fourth Proportional to 1,042,922,018,930.30, 1,564,561,253,332.50 and 429,966,506,358.91

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Solution

The fourth proportional to 1,042,922,018,930.30, 1,564,561,253,332.50 and 429,966,506,358.91 is: 645,023,236,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,922,018,930.30 : 1,564,561,253,332.50 = 429,966,506,358.91 : x
  2. Step 2: Convert to fraction form
    1,042,922,018,930.30/1,564,561,253,332.50 = 429,966,506,358.91/x
  3. Step 3: Cross multiply
    1,042,922,018,930.30x = 1,564,561,253,332.50 × 429,966,506,358.91
  4. Step 4: Simplify right side
    1,042,922,018,930.30x = 672,708,936,079,892,526,661,632
  5. Step 5: Solve for x
    x = 672,708,936,079,892,526,661,632/1,042,922,018,930.30
  6. Step 6: Final answer
    x = 645,023,236,511.85

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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.