Home / 119,163,696.38-178,742,240.38-31,725,963.53

Finding the Fourth Proportional to 119,163,696.38, 178,742,240.38 and 31,725,963.53

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Solution

The fourth proportional to 119,163,696.38, 178,742,240.38 and 31,725,963.53 is: 47,588,065.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,163,696.38 : 178,742,240.38 = 31,725,963.53 : x
  2. Step 2: Convert to fraction form
    119,163,696.38/178,742,240.38 = 31,725,963.53/x
  3. Step 3: Cross multiply
    119,163,696.38x = 178,742,240.38 × 31,725,963.53
  4. Step 4: Simplify right side
    119,163,696.38x = 5,670,769,799,566,373
  5. Step 5: Solve for x
    x = 5,670,769,799,566,373/119,163,696.38
  6. Step 6: Final answer
    x = 47,588,065.59

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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.