Home / 615,572,746.14-849,473,934.39-351,249,936.78

Finding the Fourth Proportional to 615,572,746.14, 849,473,934.39 and 351,249,936.78

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Solution

The fourth proportional to 615,572,746.14, 849,473,934.39 and 351,249,936.78 is: 484,715,523.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,572,746.14 : 849,473,934.39 = 351,249,936.78 : x
  2. Step 2: Convert to fraction form
    615,572,746.14/849,473,934.39 = 351,249,936.78/x
  3. Step 3: Cross multiply
    615,572,746.14x = 849,473,934.39 × 351,249,936.78
  4. Step 4: Simplify right side
    615,572,746.14x = 298,377,665,750,745,344
  5. Step 5: Solve for x
    x = 298,377,665,750,745,344/615,572,746.14
  6. Step 6: Final answer
    x = 484,715,523.26

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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.