Home / 79,863,018.08-119,479,334.63-60,488,069.32

Finding the Fourth Proportional to 79,863,018.08, 119,479,334.63 and 60,488,069.32

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Solution

The fourth proportional to 79,863,018.08, 119,479,334.63 and 60,488,069.32 is: 90,493,377.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,863,018.08 : 119,479,334.63 = 60,488,069.32 : x
  2. Step 2: Convert to fraction form
    79,863,018.08/119,479,334.63 = 60,488,069.32/x
  3. Step 3: Cross multiply
    79,863,018.08x = 119,479,334.63 × 60,488,069.32
  4. Step 4: Simplify right side
    79,863,018.08x = 7,227,074,274,805,778
  5. Step 5: Solve for x
    x = 7,227,074,274,805,778/79,863,018.08
  6. Step 6: Final answer
    x = 90,493,377.89

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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.