Home / 124,991,628.31-187,486,906.99-31,619,483.65

Finding the Fourth Proportional to 124,991,628.31, 187,486,906.99 and 31,619,483.65

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Solution

The fourth proportional to 124,991,628.31, 187,486,906.99 and 31,619,483.65 is: 47,429,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,991,628.31 : 187,486,906.99 = 31,619,483.65 : x
  2. Step 2: Convert to fraction form
    124,991,628.31/187,486,906.99 = 31,619,483.65/x
  3. Step 3: Cross multiply
    124,991,628.31x = 187,486,906.99 × 31,619,483.65
  4. Step 4: Simplify right side
    124,991,628.31x = 5,928,239,190,159,376
  5. Step 5: Solve for x
    x = 5,928,239,190,159,376/124,991,628.31
  6. Step 6: Final answer
    x = 47,429,090.01

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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.