Home / 118,884,247.40-178,123,082.15-92,966,540.51

Finding the Fourth Proportional to 118,884,247.40, 178,123,082.15 and 92,966,540.51

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Solution

The fourth proportional to 118,884,247.40, 178,123,082.15 and 92,966,540.51 is: 139,290,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,884,247.40 : 178,123,082.15 = 92,966,540.51 : x
  2. Step 2: Convert to fraction form
    118,884,247.40/178,123,082.15 = 92,966,540.51/x
  3. Step 3: Cross multiply
    118,884,247.40x = 178,123,082.15 × 92,966,540.51
  4. Step 4: Simplify right side
    118,884,247.40x = 16,559,486,731,108,584
  5. Step 5: Solve for x
    x = 16,559,486,731,108,584/118,884,247.40
  6. Step 6: Final answer
    x = 139,290,840.41

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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.