Home / 131,589,878.56-181,607,603.28-75,837,256.48

Finding the Fourth Proportional to 131,589,878.56, 181,607,603.28 and 75,837,256.48

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Solution

The fourth proportional to 131,589,878.56, 181,607,603.28 and 75,837,256.48 is: 104,663,235.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,589,878.56 : 181,607,603.28 = 75,837,256.48 : x
  2. Step 2: Convert to fraction form
    131,589,878.56/181,607,603.28 = 75,837,256.48/x
  3. Step 3: Cross multiply
    131,589,878.56x = 181,607,603.28 × 75,837,256.48
  4. Step 4: Simplify right side
    131,589,878.56x = 13,772,622,388,663,450
  5. Step 5: Solve for x
    x = 13,772,622,388,663,450/131,589,878.56
  6. Step 6: Final answer
    x = 104,663,235.04

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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.