Home / 168,152,807.70-232,051,019.13-93,813,379.92

Finding the Fourth Proportional to 168,152,807.70, 232,051,019.13 and 93,813,379.92

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Solution

The fourth proportional to 168,152,807.70, 232,051,019.13 and 93,813,379.92 is: 129,462,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,152,807.70 : 232,051,019.13 = 93,813,379.92 : x
  2. Step 2: Convert to fraction form
    168,152,807.70/232,051,019.13 = 93,813,379.92/x
  3. Step 3: Cross multiply
    168,152,807.70x = 232,051,019.13 × 93,813,379.92
  4. Step 4: Simplify right side
    168,152,807.70x = 21,769,490,418,465,876
  5. Step 5: Solve for x
    x = 21,769,490,418,465,876/168,152,807.70
  6. Step 6: Final answer
    x = 129,462,544.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.