Home / 105,257,105.24-157,577,782.85-61,403,774.90

Finding the Fourth Proportional to 105,257,105.24, 157,577,782.85 and 61,403,774.90

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Solution

The fourth proportional to 105,257,105.24, 157,577,782.85 and 61,403,774.90 is: 91,926,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,257,105.24 : 157,577,782.85 = 61,403,774.90 : x
  2. Step 2: Convert to fraction form
    105,257,105.24/157,577,782.85 = 61,403,774.90/x
  3. Step 3: Cross multiply
    105,257,105.24x = 157,577,782.85 × 61,403,774.90
  4. Step 4: Simplify right side
    105,257,105.24x = 9,675,870,707,055,462
  5. Step 5: Solve for x
    x = 9,675,870,707,055,462/105,257,105.24
  6. Step 6: Final answer
    x = 91,926,057.49

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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.