Home / 126,446,840.28-189,697,333.65-37,822,371.57

Finding the Fourth Proportional to 126,446,840.28, 189,697,333.65 and 37,822,371.57

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Solution

The fourth proportional to 126,446,840.28, 189,697,333.65 and 37,822,371.57 is: 56,741,655.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,446,840.28 : 189,697,333.65 = 37,822,371.57 : x
  2. Step 2: Convert to fraction form
    126,446,840.28/189,697,333.65 = 37,822,371.57/x
  3. Step 3: Cross multiply
    126,446,840.28x = 189,697,333.65 × 37,822,371.57
  4. Step 4: Simplify right side
    126,446,840.28x = 7,174,803,039,148,565
  5. Step 5: Solve for x
    x = 7,174,803,039,148,565/126,446,840.28
  6. Step 6: Final answer
    x = 56,741,655.41

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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.