Home / 282,060,258.99-389,224,188.97-156,605,971.49

Finding the Fourth Proportional to 282,060,258.99, 389,224,188.97 and 156,605,971.49

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Solution

The fourth proportional to 282,060,258.99, 389,224,188.97 and 156,605,971.49 is: 216,105,708.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,060,258.99 : 389,224,188.97 = 156,605,971.49 : x
  2. Step 2: Convert to fraction form
    282,060,258.99/389,224,188.97 = 156,605,971.49/x
  3. Step 3: Cross multiply
    282,060,258.99x = 389,224,188.97 × 156,605,971.49
  4. Step 4: Simplify right side
    282,060,258.99x = 60,954,832,240,176,144
  5. Step 5: Solve for x
    x = 60,954,832,240,176,144/282,060,258.99
  6. Step 6: Final answer
    x = 216,105,708.97

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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.