Home / 229,249,344.20-343,874,016.30-147,620,006.60

Finding the Fourth Proportional to 229,249,344.20, 343,874,016.30 and 147,620,006.60

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Solution

The fourth proportional to 229,249,344.20, 343,874,016.30 and 147,620,006.60 is: 221,430,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,249,344.20 : 343,874,016.30 = 147,620,006.60 : x
  2. Step 2: Convert to fraction form
    229,249,344.20/343,874,016.30 = 147,620,006.60/x
  3. Step 3: Cross multiply
    229,249,344.20x = 343,874,016.30 × 147,620,006.60
  4. Step 4: Simplify right side
    229,249,344.20x = 50,762,684,555,774,504
  5. Step 5: Solve for x
    x = 50,762,684,555,774,504/229,249,344.20
  6. Step 6: Final answer
    x = 221,430,009.90

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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.