Home / 147,328,043.68-220,931,263.44-50,291,567.20

Finding the Fourth Proportional to 147,328,043.68, 220,931,263.44 and 50,291,567.20

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Solution

The fourth proportional to 147,328,043.68, 220,931,263.44 and 50,291,567.20 is: 75,416,595.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,328,043.68 : 220,931,263.44 = 50,291,567.20 : x
  2. Step 2: Convert to fraction form
    147,328,043.68/220,931,263.44 = 50,291,567.20/x
  3. Step 3: Cross multiply
    147,328,043.68x = 220,931,263.44 × 50,291,567.20
  4. Step 4: Simplify right side
    147,328,043.68x = 11,110,979,481,873,664
  5. Step 5: Solve for x
    x = 11,110,979,481,873,664/147,328,043.68
  6. Step 6: Final answer
    x = 75,416,595.54

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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.