Home / 65,778,972.40-98,388,522.60-59,004,521.20

Finding the Fourth Proportional to 65,778,972.40, 98,388,522.60 and 59,004,521.20

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Solution

The fourth proportional to 65,778,972.40, 98,388,522.60 and 59,004,521.20 is: 88,255,675.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,778,972.40 : 98,388,522.60 = 59,004,521.20 : x
  2. Step 2: Convert to fraction form
    65,778,972.40/98,388,522.60 = 59,004,521.20/x
  3. Step 3: Cross multiply
    65,778,972.40x = 98,388,522.60 × 59,004,521.20
  4. Step 4: Simplify right side
    65,778,972.40x = 5,805,367,667,588,379
  5. Step 5: Solve for x
    x = 5,805,367,667,588,379/65,778,972.40
  6. Step 6: Final answer
    x = 88,255,675.88

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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.