Home / 493,854,313.08-740,709,359.28-144,006,369.78

Finding the Fourth Proportional to 493,854,313.08, 740,709,359.28 and 144,006,369.78

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Solution

The fourth proportional to 493,854,313.08, 740,709,359.28 and 144,006,369.78 is: 215,988,527.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,854,313.08 : 740,709,359.28 = 144,006,369.78 : x
  2. Step 2: Convert to fraction form
    493,854,313.08/740,709,359.28 = 144,006,369.78/x
  3. Step 3: Cross multiply
    493,854,313.08x = 740,709,359.28 × 144,006,369.78
  4. Step 4: Simplify right side
    493,854,313.08x = 106,666,865,891,982,544
  5. Step 5: Solve for x
    x = 106,666,865,891,982,544/493,854,313.08
  6. Step 6: Final answer
    x = 215,988,527.52

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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.