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Finding the Fourth Proportional to 59,142,472.80, 88,580,998.80 and 48,525,640.80

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Solution

The fourth proportional to 59,142,472.80, 88,580,998.80 and 48,525,640.80 is: 72,679,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,142,472.80 : 88,580,998.80 = 48,525,640.80 : x
  2. Step 2: Convert to fraction form
    59,142,472.80/88,580,998.80 = 48,525,640.80/x
  3. Step 3: Cross multiply
    59,142,472.80x = 88,580,998.80 × 48,525,640.80
  4. Step 4: Simplify right side
    59,142,472.80x = 4,298,449,729,474,030.50
  5. Step 5: Solve for x
    x = 4,298,449,729,474,030.50/59,142,472.80
  6. Step 6: Final answer
    x = 72,679,574.02

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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.