Home / 839,810,040.90-1,259,715,061.35-635,736,696.90

Finding the Fourth Proportional to 839,810,040.90, 1,259,715,061.35 and 635,736,696.90

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Solution

The fourth proportional to 839,810,040.90, 1,259,715,061.35 and 635,736,696.90 is: 953,605,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,810,040.90 : 1,259,715,061.35 = 635,736,696.90 : x
  2. Step 2: Convert to fraction form
    839,810,040.90/1,259,715,061.35 = 635,736,696.90/x
  3. Step 3: Cross multiply
    839,810,040.90x = 1,259,715,061.35 × 635,736,696.90
  4. Step 4: Simplify right side
    839,810,040.90x = 800,847,092,137,829,760
  5. Step 5: Solve for x
    x = 800,847,092,137,829,760/839,810,040.90
  6. Step 6: Final answer
    x = 953,605,045.35

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Double scale
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Similar ratio
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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.