Home / 84,627,440.64-116,788,331.52-47,956,792.32

Finding the Fourth Proportional to 84,627,440.64, 116,788,331.52 and 47,956,792.32

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Solution

The fourth proportional to 84,627,440.64, 116,788,331.52 and 47,956,792.32 is: 66,181,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,627,440.64 : 116,788,331.52 = 47,956,792.32 : x
  2. Step 2: Convert to fraction form
    84,627,440.64/116,788,331.52 = 47,956,792.32/x
  3. Step 3: Cross multiply
    84,627,440.64x = 116,788,331.52 × 47,956,792.32
  4. Step 4: Simplify right side
    84,627,440.64x = 5,600,793,760,103,950
  5. Step 5: Solve for x
    x = 5,600,793,760,103,950/84,627,440.64
  6. Step 6: Final answer
    x = 66,181,769.39

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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.