Home / 96,411,839,415.40-144,480,418,162.08-71,029,946,227.78

Finding the Fourth Proportional to 96,411,839,415.40, 144,480,418,162.08 and 71,029,946,227.78

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Solution

The fourth proportional to 96,411,839,415.40, 144,480,418,162.08 and 71,029,946,227.78 is: 106,443,735,491.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,411,839,415.40 : 144,480,418,162.08 = 71,029,946,227.78 : x
  2. Step 2: Convert to fraction form
    96,411,839,415.40/144,480,418,162.08 = 71,029,946,227.78/x
  3. Step 3: Cross multiply
    96,411,839,415.40x = 144,480,418,162.08 × 71,029,946,227.78
  4. Step 4: Simplify right side
    96,411,839,415.40x = 10,262,436,333,019,711,143,936
  5. Step 5: Solve for x
    x = 10,262,436,333,019,711,143,936/96,411,839,415.40
  6. Step 6: Final answer
    x = 106,443,735,491.89

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Double scale
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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.