Home / 482,877,498.30-724,369,391.55-155,297,265.90

Finding the Fourth Proportional to 482,877,498.30, 724,369,391.55 and 155,297,265.90

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Solution

The fourth proportional to 482,877,498.30, 724,369,391.55 and 155,297,265.90 is: 232,962,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,877,498.30 : 724,369,391.55 = 155,297,265.90 : x
  2. Step 2: Convert to fraction form
    482,877,498.30/724,369,391.55 = 155,297,265.90/x
  3. Step 3: Cross multiply
    482,877,498.30x = 724,369,391.55 × 155,297,265.90
  4. Step 4: Simplify right side
    482,877,498.30x = 112,492,586,009,361,568
  5. Step 5: Solve for x
    x = 112,492,586,009,361,568/482,877,498.30
  6. Step 6: Final answer
    x = 232,962,990.42

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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.