Home / 69,862,719.32-96,408,292.72-40,098,267.08

Finding the Fourth Proportional to 69,862,719.32, 96,408,292.72 and 40,098,267.08

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Solution

The fourth proportional to 69,862,719.32, 96,408,292.72 and 40,098,267.08 is: 55,334,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,862,719.32 : 96,408,292.72 = 40,098,267.08 : x
  2. Step 2: Convert to fraction form
    69,862,719.32/96,408,292.72 = 40,098,267.08/x
  3. Step 3: Cross multiply
    69,862,719.32x = 96,408,292.72 × 40,098,267.08
  4. Step 4: Simplify right side
    69,862,719.32x = 3,865,805,470,213,379.50
  5. Step 5: Solve for x
    x = 3,865,805,470,213,379.50/69,862,719.32
  6. Step 6: Final answer
    x = 55,334,311.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.