Home / 1,151,885,844.09-1,589,591,132.28-623,238,226.29

Finding the Fourth Proportional to 1,151,885,844.09, 1,589,591,132.28 and 623,238,226.29

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Solution

The fourth proportional to 1,151,885,844.09, 1,589,591,132.28 and 623,238,226.29 is: 860,062,620.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,885,844.09 : 1,589,591,132.28 = 623,238,226.29 : x
  2. Step 2: Convert to fraction form
    1,151,885,844.09/1,589,591,132.28 = 623,238,226.29/x
  3. Step 3: Cross multiply
    1,151,885,844.09x = 1,589,591,132.28 × 623,238,226.29
  4. Step 4: Simplify right side
    1,151,885,844.09x = 990,693,957,808,499,840
  5. Step 5: Solve for x
    x = 990,693,957,808,499,840/1,151,885,844.09
  6. Step 6: Final answer
    x = 860,062,620.69

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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.