Home / 83,136,237.40-124,704,356.10-47,304,429.40

Finding the Fourth Proportional to 83,136,237.40, 124,704,356.10 and 47,304,429.40

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Solution

The fourth proportional to 83,136,237.40, 124,704,356.10 and 47,304,429.40 is: 70,956,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,136,237.40 : 124,704,356.10 = 47,304,429.40 : x
  2. Step 2: Convert to fraction form
    83,136,237.40/124,704,356.10 = 47,304,429.40/x
  3. Step 3: Cross multiply
    83,136,237.40x = 124,704,356.10 × 47,304,429.40
  4. Step 4: Simplify right side
    83,136,237.40x = 5,899,068,409,004,909
  5. Step 5: Solve for x
    x = 5,899,068,409,004,909/83,136,237.40
  6. Step 6: Final answer
    x = 70,956,644.10

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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.