Home / 649,423,274.78-896,169,603-367,148,838.96

Finding the Fourth Proportional to 649,423,274.78, 896,169,603 and 367,148,838.96

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Solution

The fourth proportional to 649,423,274.78, 896,169,603 and 367,148,838.96 is: 506,645,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,423,274.78 : 896,169,603 = 367,148,838.96 : x
  2. Step 2: Convert to fraction form
    649,423,274.78/896,169,603 = 367,148,838.96/x
  3. Step 3: Cross multiply
    649,423,274.78x = 896,169,603 × 367,148,838.96
  4. Step 4: Simplify right side
    649,423,274.78x = 329,027,629,252,694,144
  5. Step 5: Solve for x
    x = 329,027,629,252,694,144/649,423,274.78
  6. Step 6: Final answer
    x = 506,645,884.17

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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.