Home / 412,336,161,498.66-618,504,959,700.66-129,376,719,884.58

Finding the Fourth Proportional to 412,336,161,498.66, 618,504,959,700.66 and 129,376,719,884.58

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Solution

The fourth proportional to 412,336,161,498.66, 618,504,959,700.66 and 129,376,719,884.58 is: 194,065,304,938.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,336,161,498.66 : 618,504,959,700.66 = 129,376,719,884.58 : x
  2. Step 2: Convert to fraction form
    412,336,161,498.66/618,504,959,700.66 = 129,376,719,884.58/x
  3. Step 3: Cross multiply
    412,336,161,498.66x = 618,504,959,700.66 × 129,376,719,884.58
  4. Step 4: Simplify right side
    412,336,161,498.66x = 80,020,142,918,415,742,402,560
  5. Step 5: Solve for x
    x = 80,020,142,918,415,742,402,560/412,336,161,498.66
  6. Step 6: Final answer
    x = 194,065,304,938.52

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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.