Home / 117,339,221.80-176,071,818.30-49,188,802.60

Finding the Fourth Proportional to 117,339,221.80, 176,071,818.30 and 49,188,802.60

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Solution

The fourth proportional to 117,339,221.80, 176,071,818.30 and 49,188,802.60 is: 73,809,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,339,221.80 : 176,071,818.30 = 49,188,802.60 : x
  2. Step 2: Convert to fraction form
    117,339,221.80/176,071,818.30 = 49,188,802.60/x
  3. Step 3: Cross multiply
    117,339,221.80x = 176,071,818.30 × 49,188,802.60
  4. Step 4: Simplify right side
    117,339,221.80x = 8,660,761,913,781,768
  5. Step 5: Solve for x
    x = 8,660,761,913,781,768/117,339,221.80
  6. Step 6: Final answer
    x = 73,809,607.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.