Home / 158,683,152.80-238,024,729.20-147,204,027.20

Finding the Fourth Proportional to 158,683,152.80, 238,024,729.20 and 147,204,027.20

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Solution

The fourth proportional to 158,683,152.80, 238,024,729.20 and 147,204,027.20 is: 220,806,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,683,152.80 : 238,024,729.20 = 147,204,027.20 : x
  2. Step 2: Convert to fraction form
    158,683,152.80/238,024,729.20 = 147,204,027.20/x
  3. Step 3: Cross multiply
    158,683,152.80x = 238,024,729.20 × 147,204,027.20
  4. Step 4: Simplify right side
    158,683,152.80x = 35,038,198,711,429,428
  5. Step 5: Solve for x
    x = 35,038,198,711,429,428/158,683,152.80
  6. Step 6: Final answer
    x = 220,806,040.80

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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.