Home / 126,178,145.01-189,333,900.41-89,526,899.36

Finding the Fourth Proportional to 126,178,145.01, 189,333,900.41 and 89,526,899.36

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Solution

The fourth proportional to 126,178,145.01, 189,333,900.41 and 89,526,899.36 is: 134,337,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,178,145.01 : 189,333,900.41 = 89,526,899.36 : x
  2. Step 2: Convert to fraction form
    126,178,145.01/189,333,900.41 = 89,526,899.36/x
  3. Step 3: Cross multiply
    126,178,145.01x = 189,333,900.41 × 89,526,899.36
  4. Step 4: Simplify right side
    126,178,145.01x = 16,950,477,047,442,332
  5. Step 5: Solve for x
    x = 16,950,477,047,442,332/126,178,145.01
  6. Step 6: Final answer
    x = 134,337,662.41

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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.