Home / 1,647,368,988.52-2,273,509,411.34-933,031,617.03

Finding the Fourth Proportional to 1,647,368,988.52, 2,273,509,411.34 and 933,031,617.03

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Solution

The fourth proportional to 1,647,368,988.52, 2,273,509,411.34 and 933,031,617.03 is: 1,287,663,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,368,988.52 : 2,273,509,411.34 = 933,031,617.03 : x
  2. Step 2: Convert to fraction form
    1,647,368,988.52/2,273,509,411.34 = 933,031,617.03/x
  3. Step 3: Cross multiply
    1,647,368,988.52x = 2,273,509,411.34 × 933,031,617.03
  4. Step 4: Simplify right side
    1,647,368,988.52x = 2,121,256,162,385,619,968
  5. Step 5: Solve for x
    x = 2,121,256,162,385,619,968/1,647,368,988.52
  6. Step 6: Final answer
    x = 1,287,663,041.59

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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.