Home / 12,269,786,852.29-18,403,156,983.74-3,306,677,320.18

Finding the Fourth Proportional to 12,269,786,852.29, 18,403,156,983.74 and 3,306,677,320.18

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Solution

The fourth proportional to 12,269,786,852.29, 18,403,156,983.74 and 3,306,677,320.18 is: 4,959,605,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269,786,852.29 : 18,403,156,983.74 = 3,306,677,320.18 : x
  2. Step 2: Convert to fraction form
    12,269,786,852.29/18,403,156,983.74 = 3,306,677,320.18/x
  3. Step 3: Cross multiply
    12,269,786,852.29x = 18,403,156,983.74 × 3,306,677,320.18
  4. Step 4: Simplify right side
    12,269,786,852.29x = 60,853,301,817,782,689,792
  5. Step 5: Solve for x
    x = 60,853,301,817,782,689,792/12,269,786,852.29
  6. Step 6: Final answer
    x = 4,959,605,456.10

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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.