Home / 349,540,470.60-524,742,014.70-220,147,830.60

Finding the Fourth Proportional to 349,540,470.60, 524,742,014.70 and 220,147,830.60

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Solution

The fourth proportional to 349,540,470.60, 524,742,014.70 and 220,147,830.60 is: 330,493,393.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,540,470.60 : 524,742,014.70 = 220,147,830.60 : x
  2. Step 2: Convert to fraction form
    349,540,470.60/524,742,014.70 = 220,147,830.60/x
  3. Step 3: Cross multiply
    349,540,470.60x = 524,742,014.70 × 220,147,830.60
  4. Step 4: Simplify right side
    349,540,470.60x = 115,520,816,160,878,304
  5. Step 5: Solve for x
    x = 115,520,816,160,878,304/349,540,470.60
  6. Step 6: Final answer
    x = 330,493,393.12

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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.