Home / 157,617,618.40-236,028,296.40-103,471,775.20

Finding the Fourth Proportional to 157,617,618.40, 236,028,296.40 and 103,471,775.20

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Solution

The fourth proportional to 157,617,618.40, 236,028,296.40 and 103,471,775.20 is: 154,946,300.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,617,618.40 : 236,028,296.40 = 103,471,775.20 : x
  2. Step 2: Convert to fraction form
    157,617,618.40/236,028,296.40 = 103,471,775.20/x
  3. Step 3: Cross multiply
    157,617,618.40x = 236,028,296.40 × 103,471,775.20
  4. Step 4: Simplify right side
    157,617,618.40x = 24,422,266,825,939,772
  5. Step 5: Solve for x
    x = 24,422,266,825,939,772/157,617,618.40
  6. Step 6: Final answer
    x = 154,946,300.25

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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.