Home / 106,447,816.20-146,897,130.72-61,797,931.32

Finding the Fourth Proportional to 106,447,816.20, 146,897,130.72 and 61,797,931.32

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Solution

The fourth proportional to 106,447,816.20, 146,897,130.72 and 61,797,931.32 is: 85,280,648.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,447,816.20 : 146,897,130.72 = 61,797,931.32 : x
  2. Step 2: Convert to fraction form
    106,447,816.20/146,897,130.72 = 61,797,931.32/x
  3. Step 3: Cross multiply
    106,447,816.20x = 146,897,130.72 × 61,797,931.32
  4. Step 4: Simplify right side
    106,447,816.20x = 9,077,938,795,339,622
  5. Step 5: Solve for x
    x = 9,077,938,795,339,622/106,447,816.20
  6. Step 6: Final answer
    x = 85,280,648.48

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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.