Home / 1,042,922,018,937.50-1,564,561,253,343.10-429,966,506,366.04

Finding the Fourth Proportional to 1,042,922,018,937.50, 1,564,561,253,343.10 and 429,966,506,366.04

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Solution

The fourth proportional to 1,042,922,018,937.50, 1,564,561,253,343.10 and 429,966,506,366.04 is: 645,023,236,522.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,922,018,937.50 : 1,564,561,253,343.10 = 429,966,506,366.04 : x
  2. Step 2: Convert to fraction form
    1,042,922,018,937.50/1,564,561,253,343.10 = 429,966,506,366.04/x
  3. Step 3: Cross multiply
    1,042,922,018,937.50x = 1,564,561,253,343.10 × 429,966,506,366.04
  4. Step 4: Simplify right side
    1,042,922,018,937.50x = 672,708,936,095,605,530,296,320
  5. Step 5: Solve for x
    x = 672,708,936,095,605,530,296,320/1,042,922,018,937.50
  6. Step 6: Final answer
    x = 645,023,236,522.46

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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.