Home / 149,764,289.60-224,540,146.20-57,612,420.20

Finding the Fourth Proportional to 149,764,289.60, 224,540,146.20 and 57,612,420.20

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Solution

The fourth proportional to 149,764,289.60, 224,540,146.20 and 57,612,420.20 is: 86,377,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,764,289.60 : 224,540,146.20 = 57,612,420.20 : x
  2. Step 2: Convert to fraction form
    149,764,289.60/224,540,146.20 = 57,612,420.20/x
  3. Step 3: Cross multiply
    149,764,289.60x = 224,540,146.20 × 57,612,420.20
  4. Step 4: Simplify right side
    149,764,289.60x = 12,936,301,254,643,834
  5. Step 5: Solve for x
    x = 12,936,301,254,643,834/149,764,289.60
  6. Step 6: Final answer
    x = 86,377,742.58

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1.5x scale

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.