Home / 295,065,009.20-442,597,513.80-274,909,617.20

Finding the Fourth Proportional to 295,065,009.20, 442,597,513.80 and 274,909,617.20

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Solution

The fourth proportional to 295,065,009.20, 442,597,513.80 and 274,909,617.20 is: 412,364,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,065,009.20 : 442,597,513.80 = 274,909,617.20 : x
  2. Step 2: Convert to fraction form
    295,065,009.20/442,597,513.80 = 274,909,617.20/x
  3. Step 3: Cross multiply
    295,065,009.20x = 442,597,513.80 × 274,909,617.20
  4. Step 4: Simplify right side
    295,065,009.20x = 121,674,313,092,429,712
  5. Step 5: Solve for x
    x = 121,674,313,092,429,712/295,065,009.20
  6. Step 6: Final answer
    x = 412,364,425.80

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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.