Home / 86,424,295.81-119,258,318.39-48,745,383.39

Finding the Fourth Proportional to 86,424,295.81, 119,258,318.39 and 48,745,383.39

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Solution

The fourth proportional to 86,424,295.81, 119,258,318.39 and 48,745,383.39 is: 67,264,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,424,295.81 : 119,258,318.39 = 48,745,383.39 : x
  2. Step 2: Convert to fraction form
    86,424,295.81/119,258,318.39 = 48,745,383.39/x
  3. Step 3: Cross multiply
    86,424,295.81x = 119,258,318.39 × 48,745,383.39
  4. Step 4: Simplify right side
    86,424,295.81x = 5,813,292,452,570,729
  5. Step 5: Solve for x
    x = 5,813,292,452,570,729/86,424,295.81
  6. Step 6: Final answer
    x = 67,264,562.57

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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.