Home / 155,218,322.40-232,827,483.60-132,136,068.30

Finding the Fourth Proportional to 155,218,322.40, 232,827,483.60 and 132,136,068.30

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Solution

The fourth proportional to 155,218,322.40, 232,827,483.60 and 132,136,068.30 is: 198,204,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,218,322.40 : 232,827,483.60 = 132,136,068.30 : x
  2. Step 2: Convert to fraction form
    155,218,322.40/232,827,483.60 = 132,136,068.30/x
  3. Step 3: Cross multiply
    155,218,322.40x = 232,827,483.60 × 132,136,068.30
  4. Step 4: Simplify right side
    155,218,322.40x = 30,764,908,275,086,728
  5. Step 5: Solve for x
    x = 30,764,908,275,086,728/155,218,322.40
  6. Step 6: Final answer
    x = 198,204,102.45

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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.