Home / 99,437,004.81-137,229,963.35-60,280,431.93

Finding the Fourth Proportional to 99,437,004.81, 137,229,963.35 and 60,280,431.93

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Solution

The fourth proportional to 99,437,004.81, 137,229,963.35 and 60,280,431.93 is: 83,191,176.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,437,004.81 : 137,229,963.35 = 60,280,431.93 : x
  2. Step 2: Convert to fraction form
    99,437,004.81/137,229,963.35 = 60,280,431.93/x
  3. Step 3: Cross multiply
    99,437,004.81x = 137,229,963.35 × 60,280,431.93
  4. Step 4: Simplify right side
    99,437,004.81x = 8,272,281,464,174,667
  5. Step 5: Solve for x
    x = 8,272,281,464,174,667/99,437,004.81
  6. Step 6: Final answer
    x = 83,191,176.97

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