Home / 66,565,587.20-99,848,380.80-62,086,611.20

Finding the Fourth Proportional to 66,565,587.20, 99,848,380.80 and 62,086,611.20

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Solution

The fourth proportional to 66,565,587.20, 99,848,380.80 and 62,086,611.20 is: 93,129,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,565,587.20 : 99,848,380.80 = 62,086,611.20 : x
  2. Step 2: Convert to fraction form
    66,565,587.20/99,848,380.80 = 62,086,611.20/x
  3. Step 3: Cross multiply
    66,565,587.20x = 99,848,380.80 × 62,086,611.20
  4. Step 4: Simplify right side
    66,565,587.20x = 6,199,247,597,679,145
  5. Step 5: Solve for x
    x = 6,199,247,597,679,145/66,565,587.20
  6. Step 6: Final answer
    x = 93,129,916.80

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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.