Home / 95,135,999.40-142,703,999.10-66,438,185.40

Finding the Fourth Proportional to 95,135,999.40, 142,703,999.10 and 66,438,185.40

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Solution

The fourth proportional to 95,135,999.40, 142,703,999.10 and 66,438,185.40 is: 99,657,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,135,999.40 : 142,703,999.10 = 66,438,185.40 : x
  2. Step 2: Convert to fraction form
    95,135,999.40/142,703,999.10 = 66,438,185.40/x
  3. Step 3: Cross multiply
    95,135,999.40x = 142,703,999.10 × 66,438,185.40
  4. Step 4: Simplify right side
    95,135,999.40x = 9,480,994,749,527,232
  5. Step 5: Solve for x
    x = 9,480,994,749,527,232/95,135,999.40
  6. Step 6: Final answer
    x = 99,657,278.10

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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.