Home / 3,140,620,331.02-4,334,042,960.16-1,730,920,929.50

Finding the Fourth Proportional to 3,140,620,331.02, 4,334,042,960.16 and 1,730,920,929.50

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Solution

The fourth proportional to 3,140,620,331.02, 4,334,042,960.16 and 1,730,920,929.50 is: 2,388,663,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,620,331.02 : 4,334,042,960.16 = 1,730,920,929.50 : x
  2. Step 2: Convert to fraction form
    3,140,620,331.02/4,334,042,960.16 = 1,730,920,929.50/x
  3. Step 3: Cross multiply
    3,140,620,331.02x = 4,334,042,960.16 × 1,730,920,929.50
  4. Step 4: Simplify right side
    3,140,620,331.02x = 7,501,885,669,093,078,016
  5. Step 5: Solve for x
    x = 7,501,885,669,093,078,016/3,140,620,331.02
  6. Step 6: Final answer
    x = 2,388,663,664.63

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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.