Home / 88,678,165.95-122,433,451.65-79,369,615.98

Finding the Fourth Proportional to 88,678,165.95, 122,433,451.65 and 79,369,615.98

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Solution

The fourth proportional to 88,678,165.95, 122,433,451.65 and 79,369,615.98 is: 109,581,608.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,678,165.95 : 122,433,451.65 = 79,369,615.98 : x
  2. Step 2: Convert to fraction form
    88,678,165.95/122,433,451.65 = 79,369,615.98/x
  3. Step 3: Cross multiply
    88,678,165.95x = 122,433,451.65 × 79,369,615.98
  4. Step 4: Simplify right side
    88,678,165.95x = 9,717,496,040,566,398
  5. Step 5: Solve for x
    x = 9,717,496,040,566,398/88,678,165.95
  6. Step 6: Final answer
    x = 109,581,608.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.