Home / 7,876,594,702.53-11,814,912,064.89-3,218,468,672.97

Finding the Fourth Proportional to 7,876,594,702.53, 11,814,912,064.89 and 3,218,468,672.97

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Solution

The fourth proportional to 7,876,594,702.53, 11,814,912,064.89 and 3,218,468,672.97 is: 4,827,711,186.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,594,702.53 : 11,814,912,064.89 = 3,218,468,672.97 : x
  2. Step 2: Convert to fraction form
    7,876,594,702.53/11,814,912,064.89 = 3,218,468,672.97/x
  3. Step 3: Cross multiply
    7,876,594,702.53x = 11,814,912,064.89 × 3,218,468,672.97
  4. Step 4: Simplify right side
    7,876,594,702.53x = 38,025,924,354,743,754,752
  5. Step 5: Solve for x
    x = 38,025,924,354,743,754,752/7,876,594,702.53
  6. Step 6: Final answer
    x = 4,827,711,186.22

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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.