Home / 18,910,585,146.26-28,365,877,721.35-6,319,443,593.10

Finding the Fourth Proportional to 18,910,585,146.26, 28,365,877,721.35 and 6,319,443,593.10

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Solution

The fourth proportional to 18,910,585,146.26, 28,365,877,721.35 and 6,319,443,593.10 is: 9,479,165,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,910,585,146.26 : 28,365,877,721.35 = 6,319,443,593.10 : x
  2. Step 2: Convert to fraction form
    18,910,585,146.26/28,365,877,721.35 = 6,319,443,593.10/x
  3. Step 3: Cross multiply
    18,910,585,146.26x = 28,365,877,721.35 × 6,319,443,593.10
  4. Step 4: Simplify right side
    18,910,585,146.26x = 179,256,564,228,847,435,776
  5. Step 5: Solve for x
    x = 179,256,564,228,847,435,776/18,910,585,146.26
  6. Step 6: Final answer
    x = 9,479,165,390.30

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1.5x scale

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.