Home / 2,185,490,004.86-3,015,938,542.29-1,232,872,802.66

Finding the Fourth Proportional to 2,185,490,004.86, 3,015,938,542.29 and 1,232,872,802.66

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Solution

The fourth proportional to 2,185,490,004.86, 3,015,938,542.29 and 1,232,872,802.66 is: 1,701,343,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,490,004.86 : 3,015,938,542.29 = 1,232,872,802.66 : x
  2. Step 2: Convert to fraction form
    2,185,490,004.86/3,015,938,542.29 = 1,232,872,802.66/x
  3. Step 3: Cross multiply
    2,185,490,004.86x = 3,015,938,542.29 × 1,232,872,802.66
  4. Step 4: Simplify right side
    2,185,490,004.86x = 3,718,268,603,283,387,392
  5. Step 5: Solve for x
    x = 3,718,268,603,283,387,392/2,185,490,004.86
  6. Step 6: Final answer
    x = 1,701,343,220.52

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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.