Home / 1,064,995,306.50-1,469,839,522.33-612,863,981.90

Finding the Fourth Proportional to 1,064,995,306.50, 1,469,839,522.33 and 612,863,981.90

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Solution

The fourth proportional to 1,064,995,306.50, 1,469,839,522.33 and 612,863,981.90 is: 845,836,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,995,306.50 : 1,469,839,522.33 = 612,863,981.90 : x
  2. Step 2: Convert to fraction form
    1,064,995,306.50/1,469,839,522.33 = 612,863,981.90/x
  3. Step 3: Cross multiply
    1,064,995,306.50x = 1,469,839,522.33 × 612,863,981.90
  4. Step 4: Simplify right side
    1,064,995,306.50x = 900,811,702,398,744,192
  5. Step 5: Solve for x
    x = 900,811,702,398,744,192/1,064,995,306.50
  6. Step 6: Final answer
    x = 845,836,312.05

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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.