Home / 493,984,081.20-740,896,609.98-144,148,011.42

Finding the Fourth Proportional to 493,984,081.20, 740,896,609.98 and 144,148,011.42

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Solution

The fourth proportional to 493,984,081.20, 740,896,609.98 and 144,148,011.42 is: 216,198,815.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,984,081.20 : 740,896,609.98 = 144,148,011.42 : x
  2. Step 2: Convert to fraction form
    493,984,081.20/740,896,609.98 = 144,148,011.42/x
  3. Step 3: Cross multiply
    493,984,081.20x = 740,896,609.98 × 144,148,011.42
  4. Step 4: Simplify right side
    493,984,081.20x = 106,798,772,996,436,320
  5. Step 5: Solve for x
    x = 106,798,772,996,436,320/493,984,081.20
  6. Step 6: Final answer
    x = 216,198,815.02

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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.