Home / 314,929,244.20-472,015,952.70-161,496,322.60

Finding the Fourth Proportional to 314,929,244.20, 472,015,952.70 and 161,496,322.60

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Solution

The fourth proportional to 314,929,244.20, 472,015,952.70 and 161,496,322.60 is: 242,050,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,244.20 : 472,015,952.70 = 161,496,322.60 : x
  2. Step 2: Convert to fraction form
    314,929,244.20/472,015,952.70 = 161,496,322.60/x
  3. Step 3: Cross multiply
    314,929,244.20x = 472,015,952.70 × 161,496,322.60
  4. Step 4: Simplify right side
    314,929,244.20x = 76,228,840,569,585,536
  5. Step 5: Solve for x
    x = 76,228,840,569,585,536/314,929,244.20
  6. Step 6: Final answer
    x = 242,050,689.08

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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.