Home / 896,184,328.70-1,344,276,493.05-508,763,839.70

Finding the Fourth Proportional to 896,184,328.70, 1,344,276,493.05 and 508,763,839.70

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Solution

The fourth proportional to 896,184,328.70, 1,344,276,493.05 and 508,763,839.70 is: 763,145,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,184,328.70 : 1,344,276,493.05 = 508,763,839.70 : x
  2. Step 2: Convert to fraction form
    896,184,328.70/1,344,276,493.05 = 508,763,839.70/x
  3. Step 3: Cross multiply
    896,184,328.70x = 1,344,276,493.05 × 508,763,839.70
  4. Step 4: Simplify right side
    896,184,328.70x = 683,919,270,222,568,320
  5. Step 5: Solve for x
    x = 683,919,270,222,568,320/896,184,328.70
  6. Step 6: Final answer
    x = 763,145,759.55

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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.