Home / 127,427,226.21-191,169,597.70-38,803,724.78

Finding the Fourth Proportional to 127,427,226.21, 191,169,597.70 and 38,803,724.78

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Solution

The fourth proportional to 127,427,226.21, 191,169,597.70 and 38,803,724.78 is: 58,214,344.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,427,226.21 : 191,169,597.70 = 38,803,724.78 : x
  2. Step 2: Convert to fraction form
    127,427,226.21/191,169,597.70 = 38,803,724.78/x
  3. Step 3: Cross multiply
    127,427,226.21x = 191,169,597.70 × 38,803,724.78
  4. Step 4: Simplify right side
    127,427,226.21x = 7,418,092,455,071,959
  5. Step 5: Solve for x
    x = 7,418,092,455,071,959/127,427,226.21
  6. Step 6: Final answer
    x = 58,214,344.58

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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.