Home / 650,100,816,187.60-975,151,224,281.40-424,157,187,002.80

Finding the Fourth Proportional to 650,100,816,187.60, 975,151,224,281.40 and 424,157,187,002.80

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Solution

The fourth proportional to 650,100,816,187.60, 975,151,224,281.40 and 424,157,187,002.80 is: 636,235,780,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,100,816,187.60 : 975,151,224,281.40 = 424,157,187,002.80 : x
  2. Step 2: Convert to fraction form
    650,100,816,187.60/975,151,224,281.40 = 424,157,187,002.80/x
  3. Step 3: Cross multiply
    650,100,816,187.60x = 975,151,224,281.40 × 424,157,187,002.80
  4. Step 4: Simplify right side
    650,100,816,187.60x = 413,617,400,193,535,147,245,568
  5. Step 5: Solve for x
    x = 413,617,400,193,535,147,245,568/650,100,816,187.60
  6. Step 6: Final answer
    x = 636,235,780,504.20

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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.