Home / 2,185,490,002.86-3,015,938,539.53-1,232,872,800.66

Finding the Fourth Proportional to 2,185,490,002.86, 3,015,938,539.53 and 1,232,872,800.66

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Solution

The fourth proportional to 2,185,490,002.86, 3,015,938,539.53 and 1,232,872,800.66 is: 1,701,343,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,490,002.86 : 3,015,938,539.53 = 1,232,872,800.66 : x
  2. Step 2: Convert to fraction form
    2,185,490,002.86/3,015,938,539.53 = 1,232,872,800.66/x
  3. Step 3: Cross multiply
    2,185,490,002.86x = 3,015,938,539.53 × 1,232,872,800.66
  4. Step 4: Simplify right side
    2,185,490,002.86x = 3,718,268,593,848,781,824
  5. Step 5: Solve for x
    x = 3,718,268,593,848,781,824/2,185,490,002.86
  6. Step 6: Final answer
    x = 1,701,343,217.76

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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.