Home / 119,816,925.89-165,318,814.55-82,635,320.93

Finding the Fourth Proportional to 119,816,925.89, 165,318,814.55 and 82,635,320.93

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Solution

The fourth proportional to 119,816,925.89, 165,318,814.55 and 82,635,320.93 is: 114,017,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,816,925.89 : 165,318,814.55 = 82,635,320.93 : x
  2. Step 2: Convert to fraction form
    119,816,925.89/165,318,814.55 = 82,635,320.93/x
  3. Step 3: Cross multiply
    119,816,925.89x = 165,318,814.55 × 82,635,320.93
  4. Step 4: Simplify right side
    119,816,925.89x = 13,661,173,295,486,398
  5. Step 5: Solve for x
    x = 13,661,173,295,486,398/119,816,925.89
  6. Step 6: Final answer
    x = 114,017,057.23

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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.