Home / 247,803,697.44-341,969,386.56-137,793,048.48

Finding the Fourth Proportional to 247,803,697.44, 341,969,386.56 and 137,793,048.48

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Solution

The fourth proportional to 247,803,697.44, 341,969,386.56 and 137,793,048.48 is: 190,154,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,803,697.44 : 341,969,386.56 = 137,793,048.48 : x
  2. Step 2: Convert to fraction form
    247,803,697.44/341,969,386.56 = 137,793,048.48/x
  3. Step 3: Cross multiply
    247,803,697.44x = 341,969,386.56 × 137,793,048.48
  4. Step 4: Simplify right side
    247,803,697.44x = 47,121,004,260,937,936
  5. Step 5: Solve for x
    x = 47,121,004,260,937,936/247,803,697.44
  6. Step 6: Final answer
    x = 190,154,564.87

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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.