Home / 153,217,247.20-229,825,870.80-50,991,618.40

Finding the Fourth Proportional to 153,217,247.20, 229,825,870.80 and 50,991,618.40

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Solution

The fourth proportional to 153,217,247.20, 229,825,870.80 and 50,991,618.40 is: 76,487,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,217,247.20 : 229,825,870.80 = 50,991,618.40 : x
  2. Step 2: Convert to fraction form
    153,217,247.20/229,825,870.80 = 50,991,618.40/x
  3. Step 3: Cross multiply
    153,217,247.20x = 229,825,870.80 × 50,991,618.40
  4. Step 4: Simplify right side
    153,217,247.20x = 11,719,193,102,281,302
  5. Step 5: Solve for x
    x = 11,719,193,102,281,302/153,217,247.20
  6. Step 6: Final answer
    x = 76,487,427.60

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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.