Home / 125,224,211.54-187,837,313.78-51,428,978.58

Finding the Fourth Proportional to 125,224,211.54, 187,837,313.78 and 51,428,978.58

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Solution

The fourth proportional to 125,224,211.54, 187,837,313.78 and 51,428,978.58 is: 77,143,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,224,211.54 : 187,837,313.78 = 51,428,978.58 : x
  2. Step 2: Convert to fraction form
    125,224,211.54/187,837,313.78 = 51,428,978.58/x
  3. Step 3: Cross multiply
    125,224,211.54x = 187,837,313.78 × 51,428,978.58
  4. Step 4: Simplify right side
    125,224,211.54x = 9,660,281,186,916,358
  5. Step 5: Solve for x
    x = 9,660,281,186,916,358/125,224,211.54
  6. Step 6: Final answer
    x = 77,143,877.12

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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.