Home / 89,326,681.95-123,271,688.00-51,647,016.83

Finding the Fourth Proportional to 89,326,681.95, 123,271,688.00 and 51,647,016.83

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Solution

The fourth proportional to 89,326,681.95, 123,271,688.00 and 51,647,016.83 is: 71,273,384.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,326,681.95 : 123,271,688.00 = 51,647,016.83 : x
  2. Step 2: Convert to fraction form
    89,326,681.95/123,271,688.00 = 51,647,016.83/x
  3. Step 3: Cross multiply
    89,326,681.95x = 123,271,688.00 × 51,647,016.83
  4. Step 4: Simplify right side
    89,326,681.95x = 6,366,614,943,923,916
  5. Step 5: Solve for x
    x = 6,366,614,943,923,916/89,326,681.95
  6. Step 6: Final answer
    x = 71,273,384.45

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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.