Home / 376,474,283.15-519,547,112.04-209,217,593.90

Finding the Fourth Proportional to 376,474,283.15, 519,547,112.04 and 209,217,593.90

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Solution

The fourth proportional to 376,474,283.15, 519,547,112.04 and 209,217,593.90 is: 288,727,282.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,474,283.15 : 519,547,112.04 = 209,217,593.90 : x
  2. Step 2: Convert to fraction form
    376,474,283.15/519,547,112.04 = 209,217,593.90/x
  3. Step 3: Cross multiply
    376,474,283.15x = 519,547,112.04 × 209,217,593.90
  4. Step 4: Simplify right side
    376,474,283.15x = 108,698,396,697,656,448
  5. Step 5: Solve for x
    x = 108,698,396,697,656,448/376,474,283.15
  6. Step 6: Final answer
    x = 288,727,282.48

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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.