Home / 127,625,254.40-191,437,881.60-124,790,902.40

Finding the Fourth Proportional to 127,625,254.40, 191,437,881.60 and 124,790,902.40

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Solution

The fourth proportional to 127,625,254.40, 191,437,881.60 and 124,790,902.40 is: 187,186,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,625,254.40 : 191,437,881.60 = 124,790,902.40 : x
  2. Step 2: Convert to fraction form
    127,625,254.40/191,437,881.60 = 124,790,902.40/x
  3. Step 3: Cross multiply
    127,625,254.40x = 191,437,881.60 × 124,790,902.40
  4. Step 4: Simplify right side
    127,625,254.40x = 23,889,705,998,408,356
  5. Step 5: Solve for x
    x = 23,889,705,998,408,356/127,625,254.40
  6. Step 6: Final answer
    x = 187,186,353.60

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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.