Home / 127,584,681.60-191,377,025.10-36,708,270.60

Finding the Fourth Proportional to 127,584,681.60, 191,377,025.10 and 36,708,270.60

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Solution

The fourth proportional to 127,584,681.60, 191,377,025.10 and 36,708,270.60 is: 55,062,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,584,681.60 : 191,377,025.10 = 36,708,270.60 : x
  2. Step 2: Convert to fraction form
    127,584,681.60/191,377,025.10 = 36,708,270.60/x
  3. Step 3: Cross multiply
    127,584,681.60x = 191,377,025.10 × 36,708,270.60
  4. Step 4: Simplify right side
    127,584,681.60x = 7,025,119,623,993,792
  5. Step 5: Solve for x
    x = 7,025,119,623,993,792/127,584,681.60
  6. Step 6: Final answer
    x = 55,062,406.68

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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.