Home / 139,968,204.30-209,952,306.45-88,697,925.90

Finding the Fourth Proportional to 139,968,204.30, 209,952,306.45 and 88,697,925.90

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Solution

The fourth proportional to 139,968,204.30, 209,952,306.45 and 88,697,925.90 is: 133,046,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,204.30 : 209,952,306.45 = 88,697,925.90 : x
  2. Step 2: Convert to fraction form
    139,968,204.30/209,952,306.45 = 88,697,925.90/x
  3. Step 3: Cross multiply
    139,968,204.30x = 209,952,306.45 × 88,697,925.90
  4. Step 4: Simplify right side
    139,968,204.30x = 18,622,334,120,036,192
  5. Step 5: Solve for x
    x = 18,622,334,120,036,192/139,968,204.30
  6. Step 6: Final answer
    x = 133,046,888.85

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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.