Home / 147,023,591.20-220,216,522.20-121,514,423.20

Finding the Fourth Proportional to 147,023,591.20, 220,216,522.20 and 121,514,423.20

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Solution

The fourth proportional to 147,023,591.20, 220,216,522.20 and 121,514,423.20 is: 182,008,094.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,023,591.20 : 220,216,522.20 = 121,514,423.20 : x
  2. Step 2: Convert to fraction form
    147,023,591.20/220,216,522.20 = 121,514,423.20/x
  3. Step 3: Cross multiply
    147,023,591.20x = 220,216,522.20 × 121,514,423.20
  4. Step 4: Simplify right side
    147,023,591.20x = 26,759,483,674,242,996
  5. Step 5: Solve for x
    x = 26,759,483,674,242,996/147,023,591.20
  6. Step 6: Final answer
    x = 182,008,094.46

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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.