Home / 495,396,195.15-742,905,335.93-150,235,107.15

Finding the Fourth Proportional to 495,396,195.15, 742,905,335.93 and 150,235,107.15

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Solution

The fourth proportional to 495,396,195.15, 742,905,335.93 and 150,235,107.15 is: 225,295,357.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,396,195.15 : 742,905,335.93 = 150,235,107.15 : x
  2. Step 2: Convert to fraction form
    495,396,195.15/742,905,335.93 = 150,235,107.15/x
  3. Step 3: Cross multiply
    495,396,195.15x = 742,905,335.93 × 150,235,107.15
  4. Step 4: Simplify right side
    495,396,195.15x = 111,610,462,744,999,120
  5. Step 5: Solve for x
    x = 111,610,462,744,999,120/495,396,195.15
  6. Step 6: Final answer
    x = 225,295,357.21

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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.