Home / 18,338,694,592.28-25,307,484,239.75-10,418,532,528.92

Finding the Fourth Proportional to 18,338,694,592.28, 25,307,484,239.75 and 10,418,532,528.92

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Solution

The fourth proportional to 18,338,694,592.28, 25,307,484,239.75 and 10,418,532,528.92 is: 14,377,623,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,694,592.28 : 25,307,484,239.75 = 10,418,532,528.92 : x
  2. Step 2: Convert to fraction form
    18,338,694,592.28/25,307,484,239.75 = 10,418,532,528.92/x
  3. Step 3: Cross multiply
    18,338,694,592.28x = 25,307,484,239.75 × 10,418,532,528.92
  4. Step 4: Simplify right side
    18,338,694,592.28x = 263,666,847,777,062,354,944
  5. Step 5: Solve for x
    x = 263,666,847,777,062,354,944/18,338,694,592.28
  6. Step 6: Final answer
    x = 14,377,623,578.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.