Home / 691,096,366.35-1,036,644,549.53-230,974,748.55

Finding the Fourth Proportional to 691,096,366.35, 1,036,644,549.53 and 230,974,748.55

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Solution

The fourth proportional to 691,096,366.35, 1,036,644,549.53 and 230,974,748.55 is: 346,462,122.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,096,366.35 : 1,036,644,549.53 = 230,974,748.55 : x
  2. Step 2: Convert to fraction form
    691,096,366.35/1,036,644,549.53 = 230,974,748.55/x
  3. Step 3: Cross multiply
    691,096,366.35x = 1,036,644,549.53 × 230,974,748.55
  4. Step 4: Simplify right side
    691,096,366.35x = 239,438,714,162,264,896
  5. Step 5: Solve for x
    x = 239,438,714,162,264,896/691,096,366.35
  6. Step 6: Final answer
    x = 346,462,122.83

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Half scale
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Double scale
Find fourth proportional to 691,096,367.35, 1,036,644,551.03 and 230,974,749.55
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.