Home / 98,127,463.10-135,416,794.65-54,076,042.49

Finding the Fourth Proportional to 98,127,463.10, 135,416,794.65 and 54,076,042.49

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Solution

The fourth proportional to 98,127,463.10, 135,416,794.65 and 54,076,042.49 is: 74,625,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,127,463.10 : 135,416,794.65 = 54,076,042.49 : x
  2. Step 2: Convert to fraction form
    98,127,463.10/135,416,794.65 = 54,076,042.49/x
  3. Step 3: Cross multiply
    98,127,463.10x = 135,416,794.65 × 54,076,042.49
  4. Step 4: Simplify right side
    98,127,463.10x = 7,322,804,341,353,005
  5. Step 5: Solve for x
    x = 7,322,804,341,353,005/98,127,463.10
  6. Step 6: Final answer
    x = 74,625,432.17

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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.