Home / 1,017,930,923.20-1,526,896,384.80-501,370,271.20

Finding the Fourth Proportional to 1,017,930,923.20, 1,526,896,384.80 and 501,370,271.20

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Solution

The fourth proportional to 1,017,930,923.20, 1,526,896,384.80 and 501,370,271.20 is: 752,055,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,930,923.20 : 1,526,896,384.80 = 501,370,271.20 : x
  2. Step 2: Convert to fraction form
    1,017,930,923.20/1,526,896,384.80 = 501,370,271.20/x
  3. Step 3: Cross multiply
    1,017,930,923.20x = 1,526,896,384.80 × 501,370,271.20
  4. Step 4: Simplify right side
    1,017,930,923.20x = 765,540,454,541,475,456
  5. Step 5: Solve for x
    x = 765,540,454,541,475,456/1,017,930,923.20
  6. Step 6: Final answer
    x = 752,055,406.80

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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.