Home / 540,021,237.75-745,229,333.61-292,502,592

Finding the Fourth Proportional to 540,021,237.75, 745,229,333.61 and 292,502,592

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Solution

The fourth proportional to 540,021,237.75, 745,229,333.61 and 292,502,592 is: 403,653,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,021,237.75 : 745,229,333.61 = 292,502,592 : x
  2. Step 2: Convert to fraction form
    540,021,237.75/745,229,333.61 = 292,502,592/x
  3. Step 3: Cross multiply
    540,021,237.75x = 745,229,333.61 × 292,502,592
  4. Step 4: Simplify right side
    540,021,237.75x = 217,981,511,715,357,728
  5. Step 5: Solve for x
    x = 217,981,511,715,357,728/540,021,237.75
  6. Step 6: Final answer
    x = 403,653,590.78

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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.