Home / 573,085,732.40-857,644,552.20-343,219,785.20

Finding the Fourth Proportional to 573,085,732.40, 857,644,552.20 and 343,219,785.20

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Solution

The fourth proportional to 573,085,732.40, 857,644,552.20 and 343,219,785.20 is: 513,641,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,085,732.40 : 857,644,552.20 = 343,219,785.20 : x
  2. Step 2: Convert to fraction form
    573,085,732.40/857,644,552.20 = 343,219,785.20/x
  3. Step 3: Cross multiply
    573,085,732.40x = 857,644,552.20 × 343,219,785.20
  4. Step 4: Simplify right side
    573,085,732.40x = 294,360,578,984,034,176
  5. Step 5: Solve for x
    x = 294,360,578,984,034,176/573,085,732.40
  6. Step 6: Final answer
    x = 513,641,436.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.