Home / 935,962,871.40-1,403,944,307.10-663,865,079.40

Finding the Fourth Proportional to 935,962,871.40, 1,403,944,307.10 and 663,865,079.40

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Solution

The fourth proportional to 935,962,871.40, 1,403,944,307.10 and 663,865,079.40 is: 995,797,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,962,871.40 : 1,403,944,307.10 = 663,865,079.40 : x
  2. Step 2: Convert to fraction form
    935,962,871.40/1,403,944,307.10 = 663,865,079.40/x
  3. Step 3: Cross multiply
    935,962,871.40x = 1,403,944,307.10 × 663,865,079.40
  4. Step 4: Simplify right side
    935,962,871.40x = 932,029,598,906,119,424
  5. Step 5: Solve for x
    x = 932,029,598,906,119,424/935,962,871.40
  6. Step 6: Final answer
    x = 995,797,619.10

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Double scale
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Similar ratio
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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.