Home / 1,212,364,694.10-1,818,547,041.15-1,096,138,547.40

Finding the Fourth Proportional to 1,212,364,694.10, 1,818,547,041.15 and 1,096,138,547.40

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Solution

The fourth proportional to 1,212,364,694.10, 1,818,547,041.15 and 1,096,138,547.40 is: 1,644,207,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,364,694.10 : 1,818,547,041.15 = 1,096,138,547.40 : x
  2. Step 2: Convert to fraction form
    1,212,364,694.10/1,818,547,041.15 = 1,096,138,547.40/x
  3. Step 3: Cross multiply
    1,212,364,694.10x = 1,818,547,041.15 × 1,096,138,547.40
  4. Step 4: Simplify right side
    1,212,364,694.10x = 1,993,379,512,064,729,344
  5. Step 5: Solve for x
    x = 1,993,379,512,064,729,344/1,212,364,694.10
  6. Step 6: Final answer
    x = 1,644,207,821.10

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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.