Home / 1,148,256,417.90-1,722,384,626.85-1,012,207,521.90

Finding the Fourth Proportional to 1,148,256,417.90, 1,722,384,626.85 and 1,012,207,521.90

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Solution

The fourth proportional to 1,148,256,417.90, 1,722,384,626.85 and 1,012,207,521.90 is: 1,518,311,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,256,417.90 : 1,722,384,626.85 = 1,012,207,521.90 : x
  2. Step 2: Convert to fraction form
    1,148,256,417.90/1,722,384,626.85 = 1,012,207,521.90/x
  3. Step 3: Cross multiply
    1,148,256,417.90x = 1,722,384,626.85 × 1,012,207,521.90
  4. Step 4: Simplify right side
    1,148,256,417.90x = 1,743,410,674,902,494,464
  5. Step 5: Solve for x
    x = 1,743,410,674,902,494,464/1,148,256,417.90
  6. Step 6: Final answer
    x = 1,518,311,282.85

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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.