Home / 1,057,350,131.20-1,585,480,623.36-474,584,786.56

Finding the Fourth Proportional to 1,057,350,131.20, 1,585,480,623.36 and 474,584,786.56

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Solution

The fourth proportional to 1,057,350,131.20, 1,585,480,623.36 and 474,584,786.56 is: 711,632,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,350,131.20 : 1,585,480,623.36 = 474,584,786.56 : x
  2. Step 2: Convert to fraction form
    1,057,350,131.20/1,585,480,623.36 = 474,584,786.56/x
  3. Step 3: Cross multiply
    1,057,350,131.20x = 1,585,480,623.36 × 474,584,786.56
  4. Step 4: Simplify right side
    1,057,350,131.20x = 752,444,983,232,321,280
  5. Step 5: Solve for x
    x = 752,444,983,232,321,280/1,057,350,131.20
  6. Step 6: Final answer
    x = 711,632,751.56

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Double scale
Find fourth proportional to 1,057,350,132.20, 1,585,480,624.86 and 474,584,787.56
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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.