Home / 126,187,595.40-189,176,417.10-53,460,222.60

Finding the Fourth Proportional to 126,187,595.40, 189,176,417.10 and 53,460,222.60

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Solution

The fourth proportional to 126,187,595.40, 189,176,417.10 and 53,460,222.60 is: 80,145,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,187,595.40 : 189,176,417.10 = 53,460,222.60 : x
  2. Step 2: Convert to fraction form
    126,187,595.40/189,176,417.10 = 53,460,222.60/x
  3. Step 3: Cross multiply
    126,187,595.40x = 189,176,417.10 × 53,460,222.60
  4. Step 4: Simplify right side
    126,187,595.40x = 10,113,413,368,836,446
  5. Step 5: Solve for x
    x = 10,113,413,368,836,446/126,187,595.40
  6. Step 6: Final answer
    x = 80,145,860.11

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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.