Home / 977,771,217.40-1,466,656,826.10-870,632,711.80

Finding the Fourth Proportional to 977,771,217.40, 1,466,656,826.10 and 870,632,711.80

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Solution

The fourth proportional to 977,771,217.40, 1,466,656,826.10 and 870,632,711.80 is: 1,305,949,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,771,217.40 : 1,466,656,826.10 = 870,632,711.80 : x
  2. Step 2: Convert to fraction form
    977,771,217.40/1,466,656,826.10 = 870,632,711.80/x
  3. Step 3: Cross multiply
    977,771,217.40x = 1,466,656,826.10 × 870,632,711.80
  4. Step 4: Simplify right side
    977,771,217.40x = 1,276,919,409,787,423,744
  5. Step 5: Solve for x
    x = 1,276,919,409,787,423,744/977,771,217.40
  6. Step 6: Final answer
    x = 1,305,949,067.70

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Double scale
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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.