Home / 137,375,999.40-206,063,999.10-97,065,215.40

Finding the Fourth Proportional to 137,375,999.40, 206,063,999.10 and 97,065,215.40

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Solution

The fourth proportional to 137,375,999.40, 206,063,999.10 and 97,065,215.40 is: 145,597,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,375,999.40 : 206,063,999.10 = 97,065,215.40 : x
  2. Step 2: Convert to fraction form
    137,375,999.40/206,063,999.10 = 97,065,215.40/x
  3. Step 3: Cross multiply
    137,375,999.40x = 206,063,999.10 × 97,065,215.40
  4. Step 4: Simplify right side
    137,375,999.40x = 20,001,646,458,826,908
  5. Step 5: Solve for x
    x = 20,001,646,458,826,908/137,375,999.40
  6. Step 6: Final answer
    x = 145,597,823.10

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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.