Home / 1,140,582,543.30-1,576,882,465.38-842,755,046.22

Finding the Fourth Proportional to 1,140,582,543.30, 1,576,882,465.38 and 842,755,046.22

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Solution

The fourth proportional to 1,140,582,543.30, 1,576,882,465.38 and 842,755,046.22 is: 1,165,128,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,582,543.30 : 1,576,882,465.38 = 842,755,046.22 : x
  2. Step 2: Convert to fraction form
    1,140,582,543.30/1,576,882,465.38 = 842,755,046.22/x
  3. Step 3: Cross multiply
    1,140,582,543.30x = 1,576,882,465.38 × 842,755,046.22
  4. Step 4: Simplify right side
    1,140,582,543.30x = 1,328,925,654,994,829,568
  5. Step 5: Solve for x
    x = 1,328,925,654,994,829,568/1,140,582,543.30
  6. Step 6: Final answer
    x = 1,165,128,874.54

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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.