Home / 133,653,314.32-200,169,078.45-129,975,545.77

Finding the Fourth Proportional to 133,653,314.32, 200,169,078.45 and 129,975,545.77

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Solution

The fourth proportional to 133,653,314.32, 200,169,078.45 and 129,975,545.77 is: 194,660,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,653,314.32 : 200,169,078.45 = 129,975,545.77 : x
  2. Step 2: Convert to fraction form
    133,653,314.32/200,169,078.45 = 129,975,545.77/x
  3. Step 3: Cross multiply
    133,653,314.32x = 200,169,078.45 × 129,975,545.77
  4. Step 4: Simplify right side
    133,653,314.32x = 26,017,085,217,816,692
  5. Step 5: Solve for x
    x = 26,017,085,217,816,692/133,653,314.32
  6. Step 6: Final answer
    x = 194,660,980.54

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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.