Home / 230,871,042.59-318,607,193.75-131,749,816.55

Finding the Fourth Proportional to 230,871,042.59, 318,607,193.75 and 131,749,816.55

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Solution

The fourth proportional to 230,871,042.59, 318,607,193.75 and 131,749,816.55 is: 181,817,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,871,042.59 : 318,607,193.75 = 131,749,816.55 : x
  2. Step 2: Convert to fraction form
    230,871,042.59/318,607,193.75 = 131,749,816.55/x
  3. Step 3: Cross multiply
    230,871,042.59x = 318,607,193.75 × 131,749,816.55
  4. Step 4: Simplify right side
    230,871,042.59x = 41,976,439,325,821,024
  5. Step 5: Solve for x
    x = 41,976,439,325,821,024/230,871,042.59
  6. Step 6: Final answer
    x = 181,817,688.59

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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.