Home / 158,976,543.40-238,464,815.10-97,754,540.20

Finding the Fourth Proportional to 158,976,543.40, 238,464,815.10 and 97,754,540.20

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Solution

The fourth proportional to 158,976,543.40, 238,464,815.10 and 97,754,540.20 is: 146,631,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,543.40 : 238,464,815.10 = 97,754,540.20 : x
  2. Step 2: Convert to fraction form
    158,976,543.40/238,464,815.10 = 97,754,540.20/x
  3. Step 3: Cross multiply
    158,976,543.40x = 238,464,815.10 × 97,754,540.20
  4. Step 4: Simplify right side
    158,976,543.40x = 23,311,018,353,978,516
  5. Step 5: Solve for x
    x = 23,311,018,353,978,516/158,976,543.40
  6. Step 6: Final answer
    x = 146,631,810.30

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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.