Home / 304,021,046,909.93-419,521,313,995.77-180,400,881,528.75

Finding the Fourth Proportional to 304,021,046,909.93, 419,521,313,995.77 and 180,400,881,528.75

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Solution

The fourth proportional to 304,021,046,909.93, 419,521,313,995.77 and 180,400,881,528.75 is: 248,936,761,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,021,046,909.93 : 419,521,313,995.77 = 180,400,881,528.75 : x
  2. Step 2: Convert to fraction form
    304,021,046,909.93/419,521,313,995.77 = 180,400,881,528.75/x
  3. Step 3: Cross multiply
    304,021,046,909.93x = 419,521,313,995.77 × 180,400,881,528.75
  4. Step 4: Simplify right side
    304,021,046,909.93x = 75,682,014,864,936,433,352,704
  5. Step 5: Solve for x
    x = 75,682,014,864,936,433,352,704/304,021,046,909.93
  6. Step 6: Final answer
    x = 248,936,761,563.61

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1.5x scale

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.