Home / 187,000,982.40-258,056,400.96-104,495,445.12

Finding the Fourth Proportional to 187,000,982.40, 258,056,400.96 and 104,495,445.12

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Solution

The fourth proportional to 187,000,982.40, 258,056,400.96 and 104,495,445.12 is: 144,200,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,000,982.40 : 258,056,400.96 = 104,495,445.12 : x
  2. Step 2: Convert to fraction form
    187,000,982.40/258,056,400.96 = 104,495,445.12/x
  3. Step 3: Cross multiply
    187,000,982.40x = 258,056,400.96 × 104,495,445.12
  4. Step 4: Simplify right side
    187,000,982.40x = 26,965,718,484,380,396
  5. Step 5: Solve for x
    x = 26,965,718,484,380,396/187,000,982.40
  6. Step 6: Final answer
    x = 144,200,945.57

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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.