Home / 159,312,604.10-238,968,906.15-98,090,600.90

Finding the Fourth Proportional to 159,312,604.10, 238,968,906.15 and 98,090,600.90

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Solution

The fourth proportional to 159,312,604.10, 238,968,906.15 and 98,090,600.90 is: 147,135,901.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,312,604.10 : 238,968,906.15 = 98,090,600.90 : x
  2. Step 2: Convert to fraction form
    159,312,604.10/238,968,906.15 = 98,090,600.90/x
  3. Step 3: Cross multiply
    159,312,604.10x = 238,968,906.15 × 98,090,600.90
  4. Step 4: Simplify right side
    159,312,604.10x = 23,440,603,600,669,208
  5. Step 5: Solve for x
    x = 23,440,603,600,669,208/159,312,604.10
  6. Step 6: Final answer
    x = 147,135,901.35

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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.