Home / 268,275,181.44-370,221,783-149,199,428.43

Finding the Fourth Proportional to 268,275,181.44, 370,221,783 and 149,199,428.43

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Solution

The fourth proportional to 268,275,181.44, 370,221,783 and 149,199,428.43 is: 205,896,341.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,275,181.44 : 370,221,783 = 149,199,428.43 : x
  2. Step 2: Convert to fraction form
    268,275,181.44/370,221,783 = 149,199,428.43/x
  3. Step 3: Cross multiply
    268,275,181.44x = 370,221,783 × 149,199,428.43
  4. Step 4: Simplify right side
    268,275,181.44x = 55,236,878,415,935,496
  5. Step 5: Solve for x
    x = 55,236,878,415,935,496/268,275,181.44
  6. Step 6: Final answer
    x = 205,896,341.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.