Home / 108,114,204.61-149,210,711.08-61,073,261.63

Finding the Fourth Proportional to 108,114,204.61, 149,210,711.08 and 61,073,261.63

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Solution

The fourth proportional to 108,114,204.61, 149,210,711.08 and 61,073,261.63 is: 84,288,506.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,114,204.61 : 149,210,711.08 = 61,073,261.63 : x
  2. Step 2: Convert to fraction form
    108,114,204.61/149,210,711.08 = 61,073,261.63/x
  3. Step 3: Cross multiply
    108,114,204.61x = 149,210,711.08 × 61,073,261.63
  4. Step 4: Simplify right side
    108,114,204.61x = 9,112,784,795,447,982
  5. Step 5: Solve for x
    x = 9,112,784,795,447,982/108,114,204.61
  6. Step 6: Final answer
    x = 84,288,506.11

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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.