Home / 1,023,368,252.50-1,412,248,190.67-553,469,573.44

Finding the Fourth Proportional to 1,023,368,252.50, 1,412,248,190.67 and 553,469,573.44

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Solution

The fourth proportional to 1,023,368,252.50, 1,412,248,190.67 and 553,469,573.44 is: 763,788,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,368,252.50 : 1,412,248,190.67 = 553,469,573.44 : x
  2. Step 2: Convert to fraction form
    1,023,368,252.50/1,412,248,190.67 = 553,469,573.44/x
  3. Step 3: Cross multiply
    1,023,368,252.50x = 1,412,248,190.67 × 553,469,573.44
  4. Step 4: Simplify right side
    1,023,368,252.50x = 781,636,403,681,536,768
  5. Step 5: Solve for x
    x = 781,636,403,681,536,768/1,023,368,252.50
  6. Step 6: Final answer
    x = 763,788,012.55

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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.