Home / 106,499,955.18-146,928,186.30-61,838,299.38

Finding the Fourth Proportional to 106,499,955.18, 146,928,186.30 and 61,838,299.38

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Solution

The fourth proportional to 106,499,955.18, 146,928,186.30 and 61,838,299.38 is: 85,312,610.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,499,955.18 : 146,928,186.30 = 61,838,299.38 : x
  2. Step 2: Convert to fraction form
    106,499,955.18/146,928,186.30 = 61,838,299.38/x
  3. Step 3: Cross multiply
    106,499,955.18x = 146,928,186.30 × 61,838,299.38
  4. Step 4: Simplify right side
    106,499,955.18x = 9,085,789,171,779,816
  5. Step 5: Solve for x
    x = 9,085,789,171,779,816/106,499,955.18
  6. Step 6: Final answer
    x = 85,312,610.29

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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.