Home / 125,500,695.70-187,673,140.93-119,378,495.38

Finding the Fourth Proportional to 125,500,695.70, 187,673,140.93 and 119,378,495.38

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Solution

The fourth proportional to 125,500,695.70, 187,673,140.93 and 119,378,495.38 is: 178,518,031.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,500,695.70 : 187,673,140.93 = 119,378,495.38 : x
  2. Step 2: Convert to fraction form
    125,500,695.70/187,673,140.93 = 119,378,495.38/x
  3. Step 3: Cross multiply
    125,500,695.70x = 187,673,140.93 × 119,378,495.38
  4. Step 4: Simplify right side
    125,500,695.70x = 22,404,137,185,926,836
  5. Step 5: Solve for x
    x = 22,404,137,185,926,836/125,500,695.70
  6. Step 6: Final answer
    x = 178,518,031.81

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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.