Home / 98,936,556.30-148,404,834.45-74,383,982.10

Finding the Fourth Proportional to 98,936,556.30, 148,404,834.45 and 74,383,982.10

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Solution

The fourth proportional to 98,936,556.30, 148,404,834.45 and 74,383,982.10 is: 111,575,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,936,556.30 : 148,404,834.45 = 74,383,982.10 : x
  2. Step 2: Convert to fraction form
    98,936,556.30/148,404,834.45 = 74,383,982.10/x
  3. Step 3: Cross multiply
    98,936,556.30x = 148,404,834.45 × 74,383,982.10
  4. Step 4: Simplify right side
    98,936,556.30x = 11,038,942,549,282,262
  5. Step 5: Solve for x
    x = 11,038,942,549,282,262/98,936,556.30
  6. Step 6: Final answer
    x = 111,575,973.15

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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.