Home / 88,564,564.20-122,243,407.80-51,406,815.54

Finding the Fourth Proportional to 88,564,564.20, 122,243,407.80 and 51,406,815.54

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Solution

The fourth proportional to 88,564,564.20, 122,243,407.80 and 51,406,815.54 is: 70,955,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,564,564.20 : 122,243,407.80 = 51,406,815.54 : x
  2. Step 2: Convert to fraction form
    88,564,564.20/122,243,407.80 = 51,406,815.54/x
  3. Step 3: Cross multiply
    88,564,564.20x = 122,243,407.80 × 51,406,815.54
  4. Step 4: Simplify right side
    88,564,564.20x = 6,284,144,315,755,597
  5. Step 5: Solve for x
    x = 6,284,144,315,755,597/88,564,564.20
  6. Step 6: Final answer
    x = 70,955,515.59

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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.