Home / 1,115,644,117.20-1,673,466,175.80-995,113,298.40

Finding the Fourth Proportional to 1,115,644,117.20, 1,673,466,175.80 and 995,113,298.40

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Solution

The fourth proportional to 1,115,644,117.20, 1,673,466,175.80 and 995,113,298.40 is: 1,492,669,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,644,117.20 : 1,673,466,175.80 = 995,113,298.40 : x
  2. Step 2: Convert to fraction form
    1,115,644,117.20/1,673,466,175.80 = 995,113,298.40/x
  3. Step 3: Cross multiply
    1,115,644,117.20x = 1,673,466,175.80 × 995,113,298.40
  4. Step 4: Simplify right side
    1,115,644,117.20x = 1,665,288,445,961,172,224
  5. Step 5: Solve for x
    x = 1,665,288,445,961,172,224/1,115,644,117.20
  6. Step 6: Final answer
    x = 1,492,669,947.60

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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.