Home / 293,422,943.70-440,134,415.55-157,374,047.70

Finding the Fourth Proportional to 293,422,943.70, 440,134,415.55 and 157,374,047.70

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Solution

The fourth proportional to 293,422,943.70, 440,134,415.55 and 157,374,047.70 is: 236,061,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,422,943.70 : 440,134,415.55 = 157,374,047.70 : x
  2. Step 2: Convert to fraction form
    293,422,943.70/440,134,415.55 = 157,374,047.70/x
  3. Step 3: Cross multiply
    293,422,943.70x = 440,134,415.55 × 157,374,047.70
  4. Step 4: Simplify right side
    293,422,943.70x = 69,265,734,507,177,320
  5. Step 5: Solve for x
    x = 69,265,734,507,177,320/293,422,943.70
  6. Step 6: Final answer
    x = 236,061,071.55

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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.