Home / 65,610,340.20-98,415,510.30-54,928,376.10

Finding the Fourth Proportional to 65,610,340.20, 98,415,510.30 and 54,928,376.10

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Solution

The fourth proportional to 65,610,340.20, 98,415,510.30 and 54,928,376.10 is: 82,392,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,610,340.20 : 98,415,510.30 = 54,928,376.10 : x
  2. Step 2: Convert to fraction form
    65,610,340.20/98,415,510.30 = 54,928,376.10/x
  3. Step 3: Cross multiply
    65,610,340.20x = 98,415,510.30 × 54,928,376.10
  4. Step 4: Simplify right side
    65,610,340.20x = 5,405,804,163,831,824
  5. Step 5: Solve for x
    x = 5,405,804,163,831,824/65,610,340.20
  6. Step 6: Final answer
    x = 82,392,564.15

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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.