Home / 20,436,795,730.08-30,655,064,959.20-10,997,885,727.36

Finding the Fourth Proportional to 20,436,795,730.08, 30,655,064,959.20 and 10,997,885,727.36

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Solution

The fourth proportional to 20,436,795,730.08, 30,655,064,959.20 and 10,997,885,727.36 is: 16,496,759,366.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,436,795,730.08 : 30,655,064,959.20 = 10,997,885,727.36 : x
  2. Step 2: Convert to fraction form
    20,436,795,730.08/30,655,064,959.20 = 10,997,885,727.36/x
  3. Step 3: Cross multiply
    20,436,795,730.08x = 30,655,064,959.20 × 10,997,885,727.36
  4. Step 4: Simplify right side
    20,436,795,730.08x = 337,140,901,386,079,371,264
  5. Step 5: Solve for x
    x = 337,140,901,386,079,371,264/20,436,795,730.08
  6. Step 6: Final answer
    x = 16,496,759,366.73

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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.