Home / 44,289,973.20-66,434,959.80-30,658,511.55

Finding the Fourth Proportional to 44,289,973.20, 66,434,959.80 and 30,658,511.55

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Solution

The fourth proportional to 44,289,973.20, 66,434,959.80 and 30,658,511.55 is: 45,987,767.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,289,973.20 : 66,434,959.80 = 30,658,511.55 : x
  2. Step 2: Convert to fraction form
    44,289,973.20/66,434,959.80 = 30,658,511.55/x
  3. Step 3: Cross multiply
    44,289,973.20x = 66,434,959.80 × 30,658,511.55
  4. Step 4: Simplify right side
    44,289,973.20x = 2,036,796,982,352,085.75
  5. Step 5: Solve for x
    x = 2,036,796,982,352,085.75/44,289,973.20
  6. Step 6: Final answer
    x = 45,987,767.33

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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.