Home / 1,042,922,018,940.50-1,564,561,253,347.60-429,966,506,369.04

Finding the Fourth Proportional to 1,042,922,018,940.50, 1,564,561,253,347.60 and 429,966,506,369.04

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Solution

The fourth proportional to 1,042,922,018,940.50, 1,564,561,253,347.60 and 429,966,506,369.04 is: 645,023,236,526.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,922,018,940.50 : 1,564,561,253,347.60 = 429,966,506,369.04 : x
  2. Step 2: Convert to fraction form
    1,042,922,018,940.50/1,564,561,253,347.60 = 429,966,506,369.04/x
  3. Step 3: Cross multiply
    1,042,922,018,940.50x = 1,564,561,253,347.60 × 429,966,506,369.04
  4. Step 4: Simplify right side
    1,042,922,018,940.50x = 672,708,936,102,234,007,011,328
  5. Step 5: Solve for x
    x = 672,708,936,102,234,007,011,328/1,042,922,018,940.50
  6. Step 6: Final answer
    x = 645,023,236,526.96

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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.