Home / 3,181,662,048.54-4,390,829,711.30-1,771,965,785.37

Finding the Fourth Proportional to 3,181,662,048.54, 4,390,829,711.30 and 1,771,965,785.37

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Solution

The fourth proportional to 3,181,662,048.54, 4,390,829,711.30 and 1,771,965,785.37 is: 2,445,388,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,662,048.54 : 4,390,829,711.30 = 1,771,965,785.37 : x
  2. Step 2: Convert to fraction form
    3,181,662,048.54/4,390,829,711.30 = 1,771,965,785.37/x
  3. Step 3: Cross multiply
    3,181,662,048.54x = 4,390,829,711.30 × 1,771,965,785.37
  4. Step 4: Simplify right side
    3,181,662,048.54x = 7,780,400,017,830,309,888
  5. Step 5: Solve for x
    x = 7,780,400,017,830,309,888/3,181,662,048.54
  6. Step 6: Final answer
    x = 2,445,388,573.37

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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.