Home / 269,549,289.20-404,323,933.80-258,967,708.40

Finding the Fourth Proportional to 269,549,289.20, 404,323,933.80 and 258,967,708.40

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Solution

The fourth proportional to 269,549,289.20, 404,323,933.80 and 258,967,708.40 is: 388,451,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,549,289.20 : 404,323,933.80 = 258,967,708.40 : x
  2. Step 2: Convert to fraction form
    269,549,289.20/404,323,933.80 = 258,967,708.40/x
  3. Step 3: Cross multiply
    269,549,289.20x = 404,323,933.80 × 258,967,708.40
  4. Step 4: Simplify right side
    269,549,289.20x = 104,706,842,587,459,312
  5. Step 5: Solve for x
    x = 104,706,842,587,459,312/269,549,289.20
  6. Step 6: Final answer
    x = 388,451,562.60

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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.