Home / 2,159,116,009.20-3,238,674,013.80-996,854,542.20

Finding the Fourth Proportional to 2,159,116,009.20, 3,238,674,013.80 and 996,854,542.20

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Solution

The fourth proportional to 2,159,116,009.20, 3,238,674,013.80 and 996,854,542.20 is: 1,495,281,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,116,009.20 : 3,238,674,013.80 = 996,854,542.20 : x
  2. Step 2: Convert to fraction form
    2,159,116,009.20/3,238,674,013.80 = 996,854,542.20/x
  3. Step 3: Cross multiply
    2,159,116,009.20x = 3,238,674,013.80 × 996,854,542.20
  4. Step 4: Simplify right side
    2,159,116,009.20x = 3,228,486,901,361,635,840
  5. Step 5: Solve for x
    x = 3,228,486,901,361,635,840/2,159,116,009.20
  6. Step 6: Final answer
    x = 1,495,281,813.30

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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.