Home / 98,060,320.81-135,332,801.18-73,237,412.33

Finding the Fourth Proportional to 98,060,320.81, 135,332,801.18 and 73,237,412.33

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Solution

The fourth proportional to 98,060,320.81, 135,332,801.18 and 73,237,412.33 is: 101,074,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,060,320.81 : 135,332,801.18 = 73,237,412.33 : x
  2. Step 2: Convert to fraction form
    98,060,320.81/135,332,801.18 = 73,237,412.33/x
  3. Step 3: Cross multiply
    98,060,320.81x = 135,332,801.18 × 73,237,412.33
  4. Step 4: Simplify right side
    98,060,320.81x = 9,911,424,161,793,570
  5. Step 5: Solve for x
    x = 9,911,424,161,793,570/98,060,320.81
  6. Step 6: Final answer
    x = 101,074,767.86

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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.