Home / 158,976,174.40-238,380,280.80-67,996,974.40

Finding the Fourth Proportional to 158,976,174.40, 238,380,280.80 and 67,996,974.40

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Solution

The fourth proportional to 158,976,174.40, 238,380,280.80 and 67,996,974.40 is: 101,959,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,174.40 : 238,380,280.80 = 67,996,974.40 : x
  2. Step 2: Convert to fraction form
    158,976,174.40/238,380,280.80 = 67,996,974.40/x
  3. Step 3: Cross multiply
    158,976,174.40x = 238,380,280.80 × 67,996,974.40
  4. Step 4: Simplify right side
    158,976,174.40x = 16,209,137,851,022,414
  5. Step 5: Solve for x
    x = 16,209,137,851,022,414/158,976,174.40
  6. Step 6: Final answer
    x = 101,959,541.50

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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.