Home / 465,664,935.17-642,656,241.04-267,464,678.52

Finding the Fourth Proportional to 465,664,935.17, 642,656,241.04 and 267,464,678.52

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Solution

The fourth proportional to 465,664,935.17, 642,656,241.04 and 267,464,678.52 is: 369,123,444.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,664,935.17 : 642,656,241.04 = 267,464,678.52 : x
  2. Step 2: Convert to fraction form
    465,664,935.17/642,656,241.04 = 267,464,678.52/x
  3. Step 3: Cross multiply
    465,664,935.17x = 642,656,241.04 × 267,464,678.52
  4. Step 4: Simplify right side
    465,664,935.17x = 171,887,844,908,010,080
  5. Step 5: Solve for x
    x = 171,887,844,908,010,080/465,664,935.17
  6. Step 6: Final answer
    x = 369,123,444.62

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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.