Home / 350,612,849.44-484,000,701.84-209,533,839.52

Finding the Fourth Proportional to 350,612,849.44, 484,000,701.84 and 209,533,839.52

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Solution

The fourth proportional to 350,612,849.44, 484,000,701.84 and 209,533,839.52 is: 289,249,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,612,849.44 : 484,000,701.84 = 209,533,839.52 : x
  2. Step 2: Convert to fraction form
    350,612,849.44/484,000,701.84 = 209,533,839.52/x
  3. Step 3: Cross multiply
    350,612,849.44x = 484,000,701.84 × 209,533,839.52
  4. Step 4: Simplify right side
    350,612,849.44x = 101,414,525,386,909,936
  5. Step 5: Solve for x
    x = 101,414,525,386,909,936/350,612,849.44
  6. Step 6: Final answer
    x = 289,249,311.74

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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.