Home / 97,872,140.80-146,606,380.80-57,359,833.60

Finding the Fourth Proportional to 97,872,140.80, 146,606,380.80 and 57,359,833.60

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Solution

The fourth proportional to 97,872,140.80, 146,606,380.80 and 57,359,833.60 is: 85,921,463.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,872,140.80 : 146,606,380.80 = 57,359,833.60 : x
  2. Step 2: Convert to fraction form
    97,872,140.80/146,606,380.80 = 57,359,833.60/x
  3. Step 3: Cross multiply
    97,872,140.80x = 146,606,380.80 × 57,359,833.60
  4. Step 4: Simplify right side
    97,872,140.80x = 8,409,317,607,386,236
  5. Step 5: Solve for x
    x = 8,409,317,607,386,236/97,872,140.80
  6. Step 6: Final answer
    x = 85,921,463.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.