Home / 108,758,409.18-150,069,043.35-62,340,121.50

Finding the Fourth Proportional to 108,758,409.18, 150,069,043.35 and 62,340,121.50

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Solution

The fourth proportional to 108,758,409.18, 150,069,043.35 and 62,340,121.50 is: 86,019,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,758,409.18 : 150,069,043.35 = 62,340,121.50 : x
  2. Step 2: Convert to fraction form
    108,758,409.18/150,069,043.35 = 62,340,121.50/x
  3. Step 3: Cross multiply
    108,758,409.18x = 150,069,043.35 × 62,340,121.50
  4. Step 4: Simplify right side
    108,758,409.18x = 9,355,322,395,827,766
  5. Step 5: Solve for x
    x = 9,355,322,395,827,766/108,758,409.18
  6. Step 6: Final answer
    x = 86,019,301.55

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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.