Home / 440,626,719,144.55-661,241,986,855.90-153,784,775,559.92

Finding the Fourth Proportional to 440,626,719,144.55, 661,241,986,855.90 and 153,784,775,559.92

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Solution

The fourth proportional to 440,626,719,144.55, 661,241,986,855.90 and 153,784,775,559.92 is: 230,782,533,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,626,719,144.55 : 661,241,986,855.90 = 153,784,775,559.92 : x
  2. Step 2: Convert to fraction form
    440,626,719,144.55/661,241,986,855.90 = 153,784,775,559.92/x
  3. Step 3: Cross multiply
    440,626,719,144.55x = 661,241,986,855.90 × 153,784,775,559.92
  4. Step 4: Simplify right side
    440,626,719,144.55x = 101,688,950,539,430,167,314,432
  5. Step 5: Solve for x
    x = 101,688,950,539,430,167,314,432/440,626,719,144.55
  6. Step 6: Final answer
    x = 230,782,533,426.15

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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.