Home / 99,630,259.20-149,395,622.40-45,716,659.20

Finding the Fourth Proportional to 99,630,259.20, 149,395,622.40 and 45,716,659.20

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Solution

The fourth proportional to 99,630,259.20, 149,395,622.40 and 45,716,659.20 is: 68,552,152.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,630,259.20 : 149,395,622.40 = 45,716,659.20 : x
  2. Step 2: Convert to fraction form
    99,630,259.20/149,395,622.40 = 45,716,659.20/x
  3. Step 3: Cross multiply
    99,630,259.20x = 149,395,622.40 × 45,716,659.20
  4. Step 4: Simplify right side
    99,630,259.20x = 6,829,868,755,232,687
  5. Step 5: Solve for x
    x = 6,829,868,755,232,687/99,630,259.20
  6. Step 6: Final answer
    x = 68,552,152.83

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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.