Home / 493,984,083.20-740,896,612.98-144,148,013.42

Finding the Fourth Proportional to 493,984,083.20, 740,896,612.98 and 144,148,013.42

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Solution

The fourth proportional to 493,984,083.20, 740,896,612.98 and 144,148,013.42 is: 216,198,818.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,984,083.20 : 740,896,612.98 = 144,148,013.42 : x
  2. Step 2: Convert to fraction form
    493,984,083.20/740,896,612.98 = 144,148,013.42/x
  3. Step 3: Cross multiply
    493,984,083.20x = 740,896,612.98 × 144,148,013.42
  4. Step 4: Simplify right side
    493,984,083.20x = 106,798,774,910,673,584
  5. Step 5: Solve for x
    x = 106,798,774,910,673,584/493,984,083.20
  6. Step 6: Final answer
    x = 216,198,818.02

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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.