Home / 89,339,192.39-123,291,075.87-49,648,395.95

Finding the Fourth Proportional to 89,339,192.39, 123,291,075.87 and 49,648,395.95

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Solution

The fourth proportional to 89,339,192.39, 123,291,075.87 and 49,648,395.95 is: 68,516,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,339,192.39 : 123,291,075.87 = 49,648,395.95 : x
  2. Step 2: Convert to fraction form
    89,339,192.39/123,291,075.87 = 49,648,395.95/x
  3. Step 3: Cross multiply
    89,339,192.39x = 123,291,075.87 × 49,648,395.95
  4. Step 4: Simplify right side
    89,339,192.39x = 6,121,204,152,173,957
  5. Step 5: Solve for x
    x = 6,121,204,152,173,957/89,339,192.39
  6. Step 6: Final answer
    x = 68,516,448.25

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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.