Home / 566,170,801.38-781,290,574.65-315,288,134.10

Finding the Fourth Proportional to 566,170,801.38, 781,290,574.65 and 315,288,134.10

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Solution

The fourth proportional to 566,170,801.38, 781,290,574.65 and 315,288,134.10 is: 435,083,630.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,170,801.38 : 781,290,574.65 = 315,288,134.10 : x
  2. Step 2: Convert to fraction form
    566,170,801.38/781,290,574.65 = 315,288,134.10/x
  3. Step 3: Cross multiply
    566,170,801.38x = 781,290,574.65 × 315,288,134.10
  4. Step 4: Simplify right side
    566,170,801.38x = 246,331,647,471,315,264
  5. Step 5: Solve for x
    x = 246,331,647,471,315,264/566,170,801.38
  6. Step 6: Final answer
    x = 435,083,630.01

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Double scale
Find fourth proportional to 566,170,802.38, 781,290,576.03 and 315,288,135.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.