Home / 2,216,533,029.60-3,325,316,959.44-642,673,256.16

Finding the Fourth Proportional to 2,216,533,029.60, 3,325,316,959.44 and 642,673,256.16

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Solution

The fourth proportional to 2,216,533,029.60, 3,325,316,959.44 and 642,673,256.16 is: 964,159,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,533,029.60 : 3,325,316,959.44 = 642,673,256.16 : x
  2. Step 2: Convert to fraction form
    2,216,533,029.60/3,325,316,959.44 = 642,673,256.16/x
  3. Step 3: Cross multiply
    2,216,533,029.60x = 3,325,316,959.44 × 642,673,256.16
  4. Step 4: Simplify right side
    2,216,533,029.60x = 2,137,092,278,087,375,360
  5. Step 5: Solve for x
    x = 2,137,092,278,087,375,360/2,216,533,029.60
  6. Step 6: Final answer
    x = 964,159,906.28

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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.