Home / 495,392,672.80-743,089,009.20-150,345,746.20

Finding the Fourth Proportional to 495,392,672.80, 743,089,009.20 and 150,345,746.20

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Solution

The fourth proportional to 495,392,672.80, 743,089,009.20 and 150,345,746.20 is: 225,518,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,392,672.80 : 743,089,009.20 = 150,345,746.20 : x
  2. Step 2: Convert to fraction form
    495,392,672.80/743,089,009.20 = 150,345,746.20/x
  3. Step 3: Cross multiply
    495,392,672.80x = 743,089,009.20 × 150,345,746.20
  4. Step 4: Simplify right side
    495,392,672.80x = 111,720,271,581,192,656
  5. Step 5: Solve for x
    x = 111,720,271,581,192,656/495,392,672.80
  6. Step 6: Final answer
    x = 225,518,619.30

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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.