Home / 101,341,158.83-139,847,052.51-54,930,416.30

Finding the Fourth Proportional to 101,341,158.83, 139,847,052.51 and 54,930,416.30

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Solution

The fourth proportional to 101,341,158.83, 139,847,052.51 and 54,930,416.30 is: 75,801,943.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,341,158.83 : 139,847,052.51 = 54,930,416.30 : x
  2. Step 2: Convert to fraction form
    101,341,158.83/139,847,052.51 = 54,930,416.30/x
  3. Step 3: Cross multiply
    101,341,158.83x = 139,847,052.51 × 54,930,416.30
  4. Step 4: Simplify right side
    101,341,158.83x = 7,681,856,812,702,259
  5. Step 5: Solve for x
    x = 7,681,856,812,702,259/101,341,158.83
  6. Step 6: Final answer
    x = 75,801,943.67

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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.