Home / 158,829,688.81-219,190,293.45-88,268,273.05

Finding the Fourth Proportional to 158,829,688.81, 219,190,293.45 and 88,268,273.05

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Solution

The fourth proportional to 158,829,688.81, 219,190,293.45 and 88,268,273.05 is: 121,813,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,829,688.81 : 219,190,293.45 = 88,268,273.05 : x
  2. Step 2: Convert to fraction form
    158,829,688.81/219,190,293.45 = 88,268,273.05/x
  3. Step 3: Cross multiply
    158,829,688.81x = 219,190,293.45 × 88,268,273.05
  4. Step 4: Simplify right side
    158,829,688.81x = 19,347,548,672,878,224
  5. Step 5: Solve for x
    x = 19,347,548,672,878,224/158,829,688.81
  6. Step 6: Final answer
    x = 121,813,174.97

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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.