Home / 77,163,616.88-106,485,907.95-41,881,434.65

Finding the Fourth Proportional to 77,163,616.88, 106,485,907.95 and 41,881,434.65

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Solution

The fourth proportional to 77,163,616.88, 106,485,907.95 and 41,881,434.65 is: 57,796,443.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,163,616.88 : 106,485,907.95 = 41,881,434.65 : x
  2. Step 2: Convert to fraction form
    77,163,616.88/106,485,907.95 = 41,881,434.65/x
  3. Step 3: Cross multiply
    77,163,616.88x = 106,485,907.95 × 41,881,434.65
  4. Step 4: Simplify right side
    77,163,616.88x = 4,459,782,594,820,733
  5. Step 5: Solve for x
    x = 4,459,782,594,820,733/77,163,616.88
  6. Step 6: Final answer
    x = 57,796,443.13

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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.