Home / 83,959,102.81-115,858,465.05-46,280,615.50

Finding the Fourth Proportional to 83,959,102.81, 115,858,465.05 and 46,280,615.50

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Solution

The fourth proportional to 83,959,102.81, 115,858,465.05 and 46,280,615.50 is: 63,864,439.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,959,102.81 : 115,858,465.05 = 46,280,615.50 : x
  2. Step 2: Convert to fraction form
    83,959,102.81/115,858,465.05 = 46,280,615.50/x
  3. Step 3: Cross multiply
    83,959,102.81x = 115,858,465.05 × 46,280,615.50
  4. Step 4: Simplify right side
    83,959,102.81x = 5,362,001,072,819,946
  5. Step 5: Solve for x
    x = 5,362,001,072,819,946/83,959,102.81
  6. Step 6: Final answer
    x = 63,864,439.87

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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.