Home / 134,641,188.72-185,813,167.08-74,289,887.54

Finding the Fourth Proportional to 134,641,188.72, 185,813,167.08 and 74,289,887.54

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Solution

The fourth proportional to 134,641,188.72, 185,813,167.08 and 74,289,887.54 is: 102,524,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,641,188.72 : 185,813,167.08 = 74,289,887.54 : x
  2. Step 2: Convert to fraction form
    134,641,188.72/185,813,167.08 = 74,289,887.54/x
  3. Step 3: Cross multiply
    134,641,188.72x = 185,813,167.08 × 74,289,887.54
  4. Step 4: Simplify right side
    134,641,188.72x = 13,804,039,285,824,432
  5. Step 5: Solve for x
    x = 13,804,039,285,824,432/134,641,188.72
  6. Step 6: Final answer
    x = 102,524,639.13

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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.