Home / 370,818,000.40-556,227,000.60-225,536,465.20

Finding the Fourth Proportional to 370,818,000.40, 556,227,000.60 and 225,536,465.20

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Solution

The fourth proportional to 370,818,000.40, 556,227,000.60 and 225,536,465.20 is: 338,304,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,818,000.40 : 556,227,000.60 = 225,536,465.20 : x
  2. Step 2: Convert to fraction form
    370,818,000.40/556,227,000.60 = 225,536,465.20/x
  3. Step 3: Cross multiply
    370,818,000.40x = 556,227,000.60 × 225,536,465.20
  4. Step 4: Simplify right side
    370,818,000.40x = 125,449,471,564,122,272
  5. Step 5: Solve for x
    x = 125,449,471,564,122,272/370,818,000.40
  6. Step 6: Final answer
    x = 338,304,697.80

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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.