Home / 131,508,144.32-181,332,726.24-98,362,168.88

Finding the Fourth Proportional to 131,508,144.32, 181,332,726.24 and 98,362,168.88

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Solution

The fourth proportional to 131,508,144.32, 181,332,726.24 and 98,362,168.88 is: 135,628,712.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,508,144.32 : 181,332,726.24 = 98,362,168.88 : x
  2. Step 2: Convert to fraction form
    131,508,144.32/181,332,726.24 = 98,362,168.88/x
  3. Step 3: Cross multiply
    131,508,144.32x = 181,332,726.24 × 98,362,168.88
  4. Step 4: Simplify right side
    131,508,144.32x = 17,836,280,241,889,688
  5. Step 5: Solve for x
    x = 17,836,280,241,889,688/131,508,144.32
  6. Step 6: Final answer
    x = 135,628,712.08

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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.