Home / 146,897,837.20-220,094,813.40-70,055,405.20

Finding the Fourth Proportional to 146,897,837.20, 220,094,813.40 and 70,055,405.20

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Solution

The fourth proportional to 146,897,837.20, 220,094,813.40 and 70,055,405.20 is: 104,962,956.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,897,837.20 : 220,094,813.40 = 70,055,405.20 : x
  2. Step 2: Convert to fraction form
    146,897,837.20/220,094,813.40 = 70,055,405.20/x
  3. Step 3: Cross multiply
    146,897,837.20x = 220,094,813.40 × 70,055,405.20
  4. Step 4: Simplify right side
    146,897,837.20x = 15,418,831,335,155,390
  5. Step 5: Solve for x
    x = 15,418,831,335,155,390/146,897,837.20
  6. Step 6: Final answer
    x = 104,962,956.77

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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.