Home / 109,836,072.10-164,754,108.15-84,326,904.10

Finding the Fourth Proportional to 109,836,072.10, 164,754,108.15 and 84,326,904.10

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Solution

The fourth proportional to 109,836,072.10, 164,754,108.15 and 84,326,904.10 is: 126,490,356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,836,072.10 : 164,754,108.15 = 84,326,904.10 : x
  2. Step 2: Convert to fraction form
    109,836,072.10/164,754,108.15 = 84,326,904.10/x
  3. Step 3: Cross multiply
    109,836,072.10x = 164,754,108.15 × 84,326,904.10
  4. Step 4: Simplify right side
    109,836,072.10x = 13,893,203,878,046,078
  5. Step 5: Solve for x
    x = 13,893,203,878,046,078/109,836,072.10
  6. Step 6: Final answer
    x = 126,490,356.15

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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.