Home / 119,073,357.76-178,349,630.16-84,424,733.20

Finding the Fourth Proportional to 119,073,357.76, 178,349,630.16 and 84,424,733.20

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Solution

The fourth proportional to 119,073,357.76, 178,349,630.16 and 84,424,733.20 is: 126,452,467.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,073,357.76 : 178,349,630.16 = 84,424,733.20 : x
  2. Step 2: Convert to fraction form
    119,073,357.76/178,349,630.16 = 84,424,733.20/x
  3. Step 3: Cross multiply
    119,073,357.76x = 178,349,630.16 × 84,424,733.20
  4. Step 4: Simplify right side
    119,073,357.76x = 15,057,119,942,576,674
  5. Step 5: Solve for x
    x = 15,057,119,942,576,674/119,073,357.76
  6. Step 6: Final answer
    x = 126,452,467.84

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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.