Home / 66,484,865.80-99,766,160.44-48,022,605.46

Finding the Fourth Proportional to 66,484,865.80, 99,766,160.44 and 48,022,605.46

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Solution

The fourth proportional to 66,484,865.80, 99,766,160.44 and 48,022,605.46 is: 72,061,978.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,484,865.80 : 99,766,160.44 = 48,022,605.46 : x
  2. Step 2: Convert to fraction form
    66,484,865.80/99,766,160.44 = 48,022,605.46/x
  3. Step 3: Cross multiply
    66,484,865.80x = 99,766,160.44 × 48,022,605.46
  4. Step 4: Simplify right side
    66,484,865.80x = 4,791,030,960,580,358
  5. Step 5: Solve for x
    x = 4,791,030,960,580,358/66,484,865.80
  6. Step 6: Final answer
    x = 72,061,978.37

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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.