Home / 209,952,654.80-314,928,982.20-148,730,651.60

Finding the Fourth Proportional to 209,952,654.80, 314,928,982.20 and 148,730,651.60

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Solution

The fourth proportional to 209,952,654.80, 314,928,982.20 and 148,730,651.60 is: 223,095,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,654.80 : 314,928,982.20 = 148,730,651.60 : x
  2. Step 2: Convert to fraction form
    209,952,654.80/314,928,982.20 = 148,730,651.60/x
  3. Step 3: Cross multiply
    209,952,654.80x = 314,928,982.20 × 148,730,651.60
  4. Step 4: Simplify right side
    209,952,654.80x = 46,839,592,730,330,800
  5. Step 5: Solve for x
    x = 46,839,592,730,330,800/209,952,654.80
  6. Step 6: Final answer
    x = 223,095,977.40

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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.