Home / 106,447,828.60-146,897,147.84-61,797,943.72

Finding the Fourth Proportional to 106,447,828.60, 146,897,147.84 and 61,797,943.72

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Solution

The fourth proportional to 106,447,828.60, 146,897,147.84 and 61,797,943.72 is: 85,280,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,447,828.60 : 146,897,147.84 = 61,797,943.72 : x
  2. Step 2: Convert to fraction form
    106,447,828.60/146,897,147.84 = 61,797,943.72/x
  3. Step 3: Cross multiply
    106,447,828.60x = 146,897,147.84 × 61,797,943.72
  4. Step 4: Simplify right side
    106,447,828.60x = 9,077,941,674,844,840
  5. Step 5: Solve for x
    x = 9,077,941,674,844,840/106,447,828.60
  6. Step 6: Final answer
    x = 85,280,665.60

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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.