Home / 1,109,969,448.88-1,665,056,518.76-362,989,095.64

Finding the Fourth Proportional to 1,109,969,448.88, 1,665,056,518.76 and 362,989,095.64

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Solution

The fourth proportional to 1,109,969,448.88, 1,665,056,518.76 and 362,989,095.64 is: 544,517,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,969,448.88 : 1,665,056,518.76 = 362,989,095.64 : x
  2. Step 2: Convert to fraction form
    1,109,969,448.88/1,665,056,518.76 = 362,989,095.64/x
  3. Step 3: Cross multiply
    1,109,969,448.88x = 1,665,056,518.76 × 362,989,095.64
  4. Step 4: Simplify right side
    1,109,969,448.88x = 604,397,359,934,179,072
  5. Step 5: Solve for x
    x = 604,397,359,934,179,072/1,109,969,448.88
  6. Step 6: Final answer
    x = 544,517,113.10

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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.