Home / 1,234,549,748.76-1,705,092,617.24-813,047,620.38

Finding the Fourth Proportional to 1,234,549,748.76, 1,705,092,617.24 and 813,047,620.38

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Solution

The fourth proportional to 1,234,549,748.76, 1,705,092,617.24 and 813,047,620.38 is: 1,122,936,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,549,748.76 : 1,705,092,617.24 = 813,047,620.38 : x
  2. Step 2: Convert to fraction form
    1,234,549,748.76/1,705,092,617.24 = 813,047,620.38/x
  3. Step 3: Cross multiply
    1,234,549,748.76x = 1,705,092,617.24 × 813,047,620.38
  4. Step 4: Simplify right side
    1,234,549,748.76x = 1,386,321,494,974,488,064
  5. Step 5: Solve for x
    x = 1,386,321,494,974,488,064/1,234,549,748.76
  6. Step 6: Final answer
    x = 1,122,936,922.04

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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.