Home / 482,454,490.02-721,855,529.85-285,823,468.74

Finding the Fourth Proportional to 482,454,490.02, 721,855,529.85 and 285,823,468.74

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Solution

The fourth proportional to 482,454,490.02, 721,855,529.85 and 285,823,468.74 is: 427,653,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,454,490.02 : 721,855,529.85 = 285,823,468.74 : x
  2. Step 2: Convert to fraction form
    482,454,490.02/721,855,529.85 = 285,823,468.74/x
  3. Step 3: Cross multiply
    482,454,490.02x = 721,855,529.85 × 285,823,468.74
  4. Step 4: Simplify right side
    482,454,490.02x = 206,323,251,470,877,632
  5. Step 5: Solve for x
    x = 206,323,251,470,877,632/482,454,490.02
  6. Step 6: Final answer
    x = 427,653,293.19

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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.