Home / 342,502,259.84-472,654,356-185,869,332.80

Finding the Fourth Proportional to 342,502,259.84, 472,654,356 and 185,869,332.80

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Solution

The fourth proportional to 342,502,259.84, 472,654,356 and 185,869,332.80 is: 256,500,350.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,502,259.84 : 472,654,356 = 185,869,332.80 : x
  2. Step 2: Convert to fraction form
    342,502,259.84/472,654,356 = 185,869,332.80/x
  3. Step 3: Cross multiply
    342,502,259.84x = 472,654,356 × 185,869,332.80
  4. Step 4: Simplify right side
    342,502,259.84x = 87,851,949,794,733,680
  5. Step 5: Solve for x
    x = 87,851,949,794,733,680/342,502,259.84
  6. Step 6: Final answer
    x = 256,500,350.79

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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.