Home / 910,906,918.80-1,366,360,378.20-566,533,150.80

Finding the Fourth Proportional to 910,906,918.80, 1,366,360,378.20 and 566,533,150.80

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Solution

The fourth proportional to 910,906,918.80, 1,366,360,378.20 and 566,533,150.80 is: 849,799,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,906,918.80 : 1,366,360,378.20 = 566,533,150.80 : x
  2. Step 2: Convert to fraction form
    910,906,918.80/1,366,360,378.20 = 566,533,150.80/x
  3. Step 3: Cross multiply
    910,906,918.80x = 1,366,360,378.20 × 566,533,150.80
  4. Step 4: Simplify right side
    910,906,918.80x = 774,088,450,189,925,632
  5. Step 5: Solve for x
    x = 774,088,450,189,925,632/910,906,918.80
  6. Step 6: Final answer
    x = 849,799,726.20

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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.