Home / 124,837,054.61-187,329,558.09-69,551,164.35

Finding the Fourth Proportional to 124,837,054.61, 187,329,558.09 and 69,551,164.35

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Solution

The fourth proportional to 124,837,054.61, 187,329,558.09 and 69,551,164.35 is: 104,367,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,837,054.61 : 187,329,558.09 = 69,551,164.35 : x
  2. Step 2: Convert to fraction form
    124,837,054.61/187,329,558.09 = 69,551,164.35/x
  3. Step 3: Cross multiply
    124,837,054.61x = 187,329,558.09 × 69,551,164.35
  4. Step 4: Simplify right side
    124,837,054.61x = 13,028,988,882,591,278
  5. Step 5: Solve for x
    x = 13,028,988,882,591,278/124,837,054.61
  6. Step 6: Final answer
    x = 104,367,961.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.