Home / 479,260,425,521.64-661,400,177,191.74-265,404,315,593.46

Finding the Fourth Proportional to 479,260,425,521.64, 661,400,177,191.74 and 265,404,315,593.46

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Solution

The fourth proportional to 479,260,425,521.64, 661,400,177,191.74 and 265,404,315,593.46 is: 366,269,468,566.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,260,425,521.64 : 661,400,177,191.74 = 265,404,315,593.46 : x
  2. Step 2: Convert to fraction form
    479,260,425,521.64/661,400,177,191.74 = 265,404,315,593.46/x
  3. Step 3: Cross multiply
    479,260,425,521.64x = 661,400,177,191.74 × 265,404,315,593.46
  4. Step 4: Simplify right side
    479,260,425,521.64x = 175,538,461,360,966,919,520,256
  5. Step 5: Solve for x
    x = 175,538,461,360,966,919,520,256/479,260,425,521.64
  6. Step 6: Final answer
    x = 366,269,468,566.92

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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.