Home / 66,038,690.80-99,058,036.20-41,486,116.60

Finding the Fourth Proportional to 66,038,690.80, 99,058,036.20 and 41,486,116.60

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Solution

The fourth proportional to 66,038,690.80, 99,058,036.20 and 41,486,116.60 is: 62,229,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,038,690.80 : 99,058,036.20 = 41,486,116.60 : x
  2. Step 2: Convert to fraction form
    66,038,690.80/99,058,036.20 = 41,486,116.60/x
  3. Step 3: Cross multiply
    66,038,690.80x = 99,058,036.20 × 41,486,116.60
  4. Step 4: Simplify right side
    66,038,690.80x = 4,109,533,239,960,221
  5. Step 5: Solve for x
    x = 4,109,533,239,960,221/66,038,690.80
  6. Step 6: Final answer
    x = 62,229,174.90

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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.