Home / 650,100,816,379.90-975,151,224,569.85-424,157,187,195.10

Finding the Fourth Proportional to 650,100,816,379.90, 975,151,224,569.85 and 424,157,187,195.10

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Solution

The fourth proportional to 650,100,816,379.90, 975,151,224,569.85 and 424,157,187,195.10 is: 636,235,780,792.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,100,816,379.90 : 975,151,224,569.85 = 424,157,187,195.10 : x
  2. Step 2: Convert to fraction form
    650,100,816,379.90/975,151,224,569.85 = 424,157,187,195.10/x
  3. Step 3: Cross multiply
    650,100,816,379.90x = 975,151,224,569.85 × 424,157,187,195.10
  4. Step 4: Simplify right side
    650,100,816,379.90x = 413,617,400,503,404,823,838,720
  5. Step 5: Solve for x
    x = 413,617,400,503,404,823,838,720/650,100,816,379.90
  6. Step 6: Final answer
    x = 636,235,780,792.65

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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.