Home / 1,475,644,247.20-2,213,147,506.20-646,596,287.20

Finding the Fourth Proportional to 1,475,644,247.20, 2,213,147,506.20 and 646,596,287.20

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Solution

The fourth proportional to 1,475,644,247.20, 2,213,147,506.20 and 646,596,287.20 is: 969,754,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,644,247.20 : 2,213,147,506.20 = 646,596,287.20 : x
  2. Step 2: Convert to fraction form
    1,475,644,247.20/2,213,147,506.20 = 646,596,287.20/x
  3. Step 3: Cross multiply
    1,475,644,247.20x = 2,213,147,506.20 × 646,596,287.20
  4. Step 4: Simplify right side
    1,475,644,247.20x = 1,431,012,960,534,859,008
  5. Step 5: Solve for x
    x = 1,431,012,960,534,859,008/1,475,644,247.20
  6. Step 6: Final answer
    x = 969,754,711.04

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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.