Home / 126,248,576.16-189,205,449.39-64,835,254.20

Finding the Fourth Proportional to 126,248,576.16, 189,205,449.39 and 64,835,254.20

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Solution

The fourth proportional to 126,248,576.16, 189,205,449.39 and 64,835,254.20 is: 97,166,905.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,248,576.16 : 189,205,449.39 = 64,835,254.20 : x
  2. Step 2: Convert to fraction form
    126,248,576.16/189,205,449.39 = 64,835,254.20/x
  3. Step 3: Cross multiply
    126,248,576.16x = 189,205,449.39 × 64,835,254.20
  4. Step 4: Simplify right side
    126,248,576.16x = 12,267,183,407,225,884
  5. Step 5: Solve for x
    x = 12,267,183,407,225,884/126,248,576.16
  6. Step 6: Final answer
    x = 97,166,905.01

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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.