Home / 104,872,215.48-144,732,273.84-57,838,488.20

Finding the Fourth Proportional to 104,872,215.48, 144,732,273.84 and 57,838,488.20

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Solution

The fourth proportional to 104,872,215.48, 144,732,273.84 and 57,838,488.20 is: 79,821,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,872,215.48 : 144,732,273.84 = 57,838,488.20 : x
  2. Step 2: Convert to fraction form
    104,872,215.48/144,732,273.84 = 57,838,488.20/x
  3. Step 3: Cross multiply
    104,872,215.48x = 144,732,273.84 × 57,838,488.20
  4. Step 4: Simplify right side
    104,872,215.48x = 8,371,095,912,654,009
  5. Step 5: Solve for x
    x = 8,371,095,912,654,009/104,872,215.48
  6. Step 6: Final answer
    x = 79,821,865.82

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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.