Home / 566,328,841.89-781,573,081.37-343,319,922.91

Finding the Fourth Proportional to 566,328,841.89, 781,573,081.37 and 343,319,922.91

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Solution

The fourth proportional to 566,328,841.89, 781,573,081.37 and 343,319,922.91 is: 473,805,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,328,841.89 : 781,573,081.37 = 343,319,922.91 : x
  2. Step 2: Convert to fraction form
    566,328,841.89/781,573,081.37 = 343,319,922.91/x
  3. Step 3: Cross multiply
    566,328,841.89x = 781,573,081.37 × 343,319,922.91
  4. Step 4: Simplify right side
    566,328,841.89x = 268,329,610,044,479,584
  5. Step 5: Solve for x
    x = 268,329,610,044,479,584/566,328,841.89
  6. Step 6: Final answer
    x = 473,805,305.68

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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.