Home / 147,595,003.20-221,486,983.20-86,184,043.20

Finding the Fourth Proportional to 147,595,003.20, 221,486,983.20 and 86,184,043.20

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Solution

The fourth proportional to 147,595,003.20, 221,486,983.20 and 86,184,043.20 is: 129,331,232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,595,003.20 : 221,486,983.20 = 86,184,043.20 : x
  2. Step 2: Convert to fraction form
    147,595,003.20/221,486,983.20 = 86,184,043.20/x
  3. Step 3: Cross multiply
    147,595,003.20x = 221,486,983.20 × 86,184,043.20
  4. Step 4: Simplify right side
    147,595,003.20x = 19,088,643,728,346,472
  5. Step 5: Solve for x
    x = 19,088,643,728,346,472/147,595,003.20
  6. Step 6: Final answer
    x = 129,331,232.86

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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.