Home / 193,083,320.80-289,547,998.80-63,654,911.20

Finding the Fourth Proportional to 193,083,320.80, 289,547,998.80 and 63,654,911.20

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Solution

The fourth proportional to 193,083,320.80, 289,547,998.80 and 63,654,911.20 is: 95,456,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,083,320.80 : 289,547,998.80 = 63,654,911.20 : x
  2. Step 2: Convert to fraction form
    193,083,320.80/289,547,998.80 = 63,654,911.20/x
  3. Step 3: Cross multiply
    193,083,320.80x = 289,547,998.80 × 63,654,911.20
  4. Step 4: Simplify right side
    193,083,320.80x = 18,431,152,151,751,708
  5. Step 5: Solve for x
    x = 18,431,152,151,751,708/193,083,320.80
  6. Step 6: Final answer
    x = 95,456,987.56

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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.