Home / 124,017,191.07-171,142,365.46-68,261,419.41

Finding the Fourth Proportional to 124,017,191.07, 171,142,365.46 and 68,261,419.41

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Solution

The fourth proportional to 124,017,191.07, 171,142,365.46 and 68,261,419.41 is: 94,200,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,017,191.07 : 171,142,365.46 = 68,261,419.41 : x
  2. Step 2: Convert to fraction form
    124,017,191.07/171,142,365.46 = 68,261,419.41/x
  3. Step 3: Cross multiply
    124,017,191.07x = 171,142,365.46 × 68,261,419.41
  4. Step 4: Simplify right side
    124,017,191.07x = 11,682,420,786,799,768
  5. Step 5: Solve for x
    x = 11,682,420,786,799,768/124,017,191.07
  6. Step 6: Final answer
    x = 94,200,011.19

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1.5x scale

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.