Home / 125,314,134.92-187,970,943.42-70,701,929

Finding the Fourth Proportional to 125,314,134.92, 187,970,943.42 and 70,701,929

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Solution

The fourth proportional to 125,314,134.92, 187,970,943.42 and 70,701,929 is: 106,052,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,314,134.92 : 187,970,943.42 = 70,701,929 : x
  2. Step 2: Convert to fraction form
    125,314,134.92/187,970,943.42 = 70,701,929/x
  3. Step 3: Cross multiply
    125,314,134.92x = 187,970,943.42 × 70,701,929
  4. Step 4: Simplify right side
    125,314,134.92x = 13,289,908,295,743,856
  5. Step 5: Solve for x
    x = 13,289,908,295,743,856/125,314,134.92
  6. Step 6: Final answer
    x = 106,052,747.40

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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.