Home / 90,859,360.42-125,385,262.82-49,606,252.66

Finding the Fourth Proportional to 90,859,360.42, 125,385,262.82 and 49,606,252.66

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Solution

The fourth proportional to 90,859,360.42, 125,385,262.82 and 49,606,252.66 is: 68,456,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,859,360.42 : 125,385,262.82 = 49,606,252.66 : x
  2. Step 2: Convert to fraction form
    90,859,360.42/125,385,262.82 = 49,606,252.66/x
  3. Step 3: Cross multiply
    90,859,360.42x = 125,385,262.82 × 49,606,252.66
  4. Step 4: Simplify right side
    90,859,360.42x = 6,219,893,026,662,498
  5. Step 5: Solve for x
    x = 6,219,893,026,662,498/90,859,360.42
  6. Step 6: Final answer
    x = 68,456,271.30

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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.