Home / 174,479,908.32-240,791,742.42-100,139,874.52

Finding the Fourth Proportional to 174,479,908.32, 240,791,742.42 and 100,139,874.52

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Solution

The fourth proportional to 174,479,908.32, 240,791,742.42 and 100,139,874.52 is: 138,198,461.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,479,908.32 : 240,791,742.42 = 100,139,874.52 : x
  2. Step 2: Convert to fraction form
    174,479,908.32/240,791,742.42 = 100,139,874.52/x
  3. Step 3: Cross multiply
    174,479,908.32x = 240,791,742.42 × 100,139,874.52
  4. Step 4: Simplify right side
    174,479,908.32x = 24,112,854,871,390,960
  5. Step 5: Solve for x
    x = 24,112,854,871,390,960/174,479,908.32
  6. Step 6: Final answer
    x = 138,198,461.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.