Home / 157,617,615.40-236,028,291.90-103,471,772.20

Finding the Fourth Proportional to 157,617,615.40, 236,028,291.90 and 103,471,772.20

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Solution

The fourth proportional to 157,617,615.40, 236,028,291.90 and 103,471,772.20 is: 154,946,295.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,617,615.40 : 236,028,291.90 = 103,471,772.20 : x
  2. Step 2: Convert to fraction form
    157,617,615.40/236,028,291.90 = 103,471,772.20/x
  3. Step 3: Cross multiply
    157,617,615.40x = 236,028,291.90 × 103,471,772.20
  4. Step 4: Simplify right side
    157,617,615.40x = 24,422,265,652,231,908
  5. Step 5: Solve for x
    x = 24,422,265,652,231,908/157,617,615.40
  6. Step 6: Final answer
    x = 154,946,295.76

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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.