Home / 256,019,902.53-353,220,975.72-166,671,162.06

Finding the Fourth Proportional to 256,019,902.53, 353,220,975.72 and 166,671,162.06

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Solution

The fourth proportional to 256,019,902.53, 353,220,975.72 and 166,671,162.06 is: 229,949,898.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,019,902.53 : 353,220,975.72 = 166,671,162.06 : x
  2. Step 2: Convert to fraction form
    256,019,902.53/353,220,975.72 = 166,671,162.06/x
  3. Step 3: Cross multiply
    256,019,902.53x = 353,220,975.72 × 166,671,162.06
  4. Step 4: Simplify right side
    256,019,902.53x = 58,871,750,487,219,448
  5. Step 5: Solve for x
    x = 58,871,750,487,219,448/256,019,902.53
  6. Step 6: Final answer
    x = 229,949,898.06

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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.