Home / 1,173,581,777.40-1,760,372,666.10-355,587,790.20

Finding the Fourth Proportional to 1,173,581,777.40, 1,760,372,666.10 and 355,587,790.20

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Solution

The fourth proportional to 1,173,581,777.40, 1,760,372,666.10 and 355,587,790.20 is: 533,381,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,581,777.40 : 1,760,372,666.10 = 355,587,790.20 : x
  2. Step 2: Convert to fraction form
    1,173,581,777.40/1,760,372,666.10 = 355,587,790.20/x
  3. Step 3: Cross multiply
    1,173,581,777.40x = 1,760,372,666.10 × 355,587,790.20
  4. Step 4: Simplify right side
    1,173,581,777.40x = 625,967,026,266,981,376
  5. Step 5: Solve for x
    x = 625,967,026,266,981,376/1,173,581,777.40
  6. Step 6: Final answer
    x = 533,381,685.30

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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.