Home / 1,186,344,010.10-1,779,516,015.15-798,352,714.10

Finding the Fourth Proportional to 1,186,344,010.10, 1,779,516,015.15 and 798,352,714.10

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Solution

The fourth proportional to 1,186,344,010.10, 1,779,516,015.15 and 798,352,714.10 is: 1,197,529,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,344,010.10 : 1,779,516,015.15 = 798,352,714.10 : x
  2. Step 2: Convert to fraction form
    1,186,344,010.10/1,779,516,015.15 = 798,352,714.10/x
  3. Step 3: Cross multiply
    1,186,344,010.10x = 1,779,516,015.15 × 798,352,714.10
  4. Step 4: Simplify right side
    1,186,344,010.10x = 1,420,681,440,479,419,392
  5. Step 5: Solve for x
    x = 1,420,681,440,479,419,392/1,186,344,010.10
  6. Step 6: Final answer
    x = 1,197,529,071.15

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Half scale
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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.