Home / 98,981,424.60-136,595,852.01-54,931,277.22

Finding the Fourth Proportional to 98,981,424.60, 136,595,852.01 and 54,931,277.22

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Solution

The fourth proportional to 98,981,424.60, 136,595,852.01 and 54,931,277.22 is: 75,805,987.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,981,424.60 : 136,595,852.01 = 54,931,277.22 : x
  2. Step 2: Convert to fraction form
    98,981,424.60/136,595,852.01 = 54,931,277.22/x
  3. Step 3: Cross multiply
    98,981,424.60x = 136,595,852.01 × 54,931,277.22
  4. Step 4: Simplify right side
    98,981,424.60x = 7,503,384,613,863,404
  5. Step 5: Solve for x
    x = 7,503,384,613,863,404/98,981,424.60
  6. Step 6: Final answer
    x = 75,805,987.28

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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.