Home / 88,677,661.23-122,374,016.58-49,520,126.07

Finding the Fourth Proportional to 88,677,661.23, 122,374,016.58 and 49,520,126.07

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Solution

The fourth proportional to 88,677,661.23, 122,374,016.58 and 49,520,126.07 is: 68,337,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,677,661.23 : 122,374,016.58 = 49,520,126.07 : x
  2. Step 2: Convert to fraction form
    88,677,661.23/122,374,016.58 = 49,520,126.07/x
  3. Step 3: Cross multiply
    88,677,661.23x = 122,374,016.58 × 49,520,126.07
  4. Step 4: Simplify right side
    88,677,661.23x = 6,059,976,728,733,870
  5. Step 5: Solve for x
    x = 6,059,976,728,733,870/88,677,661.23
  6. Step 6: Final answer
    x = 68,337,128.48

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1.5x scale

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.