Home / 466,272,005.91-643,511,793.69-265,377,727.53

Finding the Fourth Proportional to 466,272,005.91, 643,511,793.69 and 265,377,727.53

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Solution

The fourth proportional to 466,272,005.91, 643,511,793.69 and 265,377,727.53 is: 366,253,378.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,272,005.91 : 643,511,793.69 = 265,377,727.53 : x
  2. Step 2: Convert to fraction form
    466,272,005.91/643,511,793.69 = 265,377,727.53/x
  3. Step 3: Cross multiply
    466,272,005.91x = 643,511,793.69 × 265,377,727.53
  4. Step 4: Simplify right side
    466,272,005.91x = 170,773,697,448,206,400
  5. Step 5: Solve for x
    x = 170,773,697,448,206,400/466,272,005.91
  6. Step 6: Final answer
    x = 366,253,378.47

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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.