Home / 125,500,705.52-187,673,155.64-119,378,505.20

Finding the Fourth Proportional to 125,500,705.52, 187,673,155.64 and 119,378,505.20

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Solution

The fourth proportional to 125,500,705.52, 187,673,155.64 and 119,378,505.20 is: 178,518,046.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,500,705.52 : 187,673,155.64 = 119,378,505.20 : x
  2. Step 2: Convert to fraction form
    125,500,705.52/187,673,155.64 = 119,378,505.20/x
  3. Step 3: Cross multiply
    125,500,705.52x = 187,673,155.64 × 119,378,505.20
  4. Step 4: Simplify right side
    125,500,705.52x = 22,404,140,786,470,148
  5. Step 5: Solve for x
    x = 22,404,140,786,470,148/125,500,705.52
  6. Step 6: Final answer
    x = 178,518,046.52

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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.