Home / 472,310,418.16-708,670,228.38-253,705,683.88

Finding the Fourth Proportional to 472,310,418.16, 708,670,228.38 and 253,705,683.88

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Solution

The fourth proportional to 472,310,418.16, 708,670,228.38 and 253,705,683.88 is: 380,668,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,310,418.16 : 708,670,228.38 = 253,705,683.88 : x
  2. Step 2: Convert to fraction form
    472,310,418.16/708,670,228.38 = 253,705,683.88/x
  3. Step 3: Cross multiply
    472,310,418.16x = 708,670,228.38 × 253,705,683.88
  4. Step 4: Simplify right side
    472,310,418.16x = 179,793,664,936,543,680
  5. Step 5: Solve for x
    x = 179,793,664,936,543,680/472,310,418.16
  6. Step 6: Final answer
    x = 380,668,429.12

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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.