Home / 94,144,008.93-129,793,923.10-77,335,610.64

Finding the Fourth Proportional to 94,144,008.93, 129,793,923.10 and 77,335,610.64

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Solution

The fourth proportional to 94,144,008.93, 129,793,923.10 and 77,335,610.64 is: 106,620,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,144,008.93 : 129,793,923.10 = 77,335,610.64 : x
  2. Step 2: Convert to fraction form
    94,144,008.93/129,793,923.10 = 77,335,610.64/x
  3. Step 3: Cross multiply
    94,144,008.93x = 129,793,923.10 × 77,335,610.64
  4. Step 4: Simplify right side
    94,144,008.93x = 10,037,692,300,299,702
  5. Step 5: Solve for x
    x = 10,037,692,300,299,702/94,144,008.93
  6. Step 6: Final answer
    x = 106,620,616.80

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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.