Home / 440,626,719,145.95-661,241,986,858-153,784,775,561.33

Finding the Fourth Proportional to 440,626,719,145.95, 661,241,986,858 and 153,784,775,561.33

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Solution

The fourth proportional to 440,626,719,145.95, 661,241,986,858 and 153,784,775,561.33 is: 230,782,533,428.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,626,719,145.95 : 661,241,986,858 = 153,784,775,561.33 : x
  2. Step 2: Convert to fraction form
    440,626,719,145.95/661,241,986,858 = 153,784,775,561.33/x
  3. Step 3: Cross multiply
    440,626,719,145.95x = 661,241,986,858 × 153,784,775,561.33
  4. Step 4: Simplify right side
    440,626,719,145.95x = 101,688,950,540,685,438,615,552
  5. Step 5: Solve for x
    x = 101,688,950,540,685,438,615,552/440,626,719,145.95
  6. Step 6: Final answer
    x = 230,782,533,428.26

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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.