Home / 66,020,114.20-99,030,171.30-41,786,404.60

Finding the Fourth Proportional to 66,020,114.20, 99,030,171.30 and 41,786,404.60

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Solution

The fourth proportional to 66,020,114.20, 99,030,171.30 and 41,786,404.60 is: 62,679,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,020,114.20 : 99,030,171.30 = 41,786,404.60 : x
  2. Step 2: Convert to fraction form
    66,020,114.20/99,030,171.30 = 41,786,404.60/x
  3. Step 3: Cross multiply
    66,020,114.20x = 99,030,171.30 × 41,786,404.60
  4. Step 4: Simplify right side
    66,020,114.20x = 4,138,114,805,549,108
  5. Step 5: Solve for x
    x = 4,138,114,805,549,108/66,020,114.20
  6. Step 6: Final answer
    x = 62,679,606.90

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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.