Home / 127,625,257.40-191,437,886.10-124,790,905.40

Finding the Fourth Proportional to 127,625,257.40, 191,437,886.10 and 124,790,905.40

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Solution

The fourth proportional to 127,625,257.40, 191,437,886.10 and 124,790,905.40 is: 187,186,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,625,257.40 : 191,437,886.10 = 124,790,905.40 : x
  2. Step 2: Convert to fraction form
    127,625,257.40/191,437,886.10 = 124,790,905.40/x
  3. Step 3: Cross multiply
    127,625,257.40x = 191,437,886.10 × 124,790,905.40
  4. Step 4: Simplify right side
    127,625,257.40x = 23,889,707,134,281,076
  5. Step 5: Solve for x
    x = 23,889,707,134,281,076/127,625,257.40
  6. Step 6: Final answer
    x = 187,186,358.10

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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.