Home / 149,533,287.60-224,299,931.40-84,812,084.40

Finding the Fourth Proportional to 149,533,287.60, 224,299,931.40 and 84,812,084.40

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Solution

The fourth proportional to 149,533,287.60, 224,299,931.40 and 84,812,084.40 is: 127,218,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,533,287.60 : 224,299,931.40 = 84,812,084.40 : x
  2. Step 2: Convert to fraction form
    149,533,287.60/224,299,931.40 = 84,812,084.40/x
  3. Step 3: Cross multiply
    149,533,287.60x = 224,299,931.40 × 84,812,084.40
  4. Step 4: Simplify right side
    149,533,287.60x = 19,023,344,712,811,012
  5. Step 5: Solve for x
    x = 19,023,344,712,811,012/149,533,287.60
  6. Step 6: Final answer
    x = 127,218,126.60

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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.