Home / 53,313,095.20-79,969,642.80-33,157,703.20

Finding the Fourth Proportional to 53,313,095.20, 79,969,642.80 and 33,157,703.20

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Solution

The fourth proportional to 53,313,095.20, 79,969,642.80 and 33,157,703.20 is: 49,736,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,313,095.20 : 79,969,642.80 = 33,157,703.20 : x
  2. Step 2: Convert to fraction form
    53,313,095.20/79,969,642.80 = 33,157,703.20/x
  3. Step 3: Cross multiply
    53,313,095.20x = 79,969,642.80 × 33,157,703.20
  4. Step 4: Simplify right side
    53,313,095.20x = 2,651,609,680,972,417
  5. Step 5: Solve for x
    x = 2,651,609,680,972,417/53,313,095.20
  6. Step 6: Final answer
    x = 49,736,554.80

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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.