Home / 78,048,817-116,945,505.74-47,250,044.44

Finding the Fourth Proportional to 78,048,817, 116,945,505.74 and 47,250,044.44

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Solution

The fourth proportional to 78,048,817, 116,945,505.74 and 47,250,044.44 is: 70,797,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,048,817 : 116,945,505.74 = 47,250,044.44 : x
  2. Step 2: Convert to fraction form
    78,048,817/116,945,505.74 = 47,250,044.44/x
  3. Step 3: Cross multiply
    78,048,817x = 116,945,505.74 × 47,250,044.44
  4. Step 4: Simplify right side
    78,048,817x = 5,525,680,343,273,275
  5. Step 5: Solve for x
    x = 5,525,680,343,273,275/78,048,817
  6. Step 6: Final answer
    x = 70,797,746.28

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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.