Home / 548,590,499.44-822,966,055.98-257,487,191.44

Finding the Fourth Proportional to 548,590,499.44, 822,966,055.98 and 257,487,191.44

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Solution

The fourth proportional to 548,590,499.44, 822,966,055.98 and 257,487,191.44 is: 386,268,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,590,499.44 : 822,966,055.98 = 257,487,191.44 : x
  2. Step 2: Convert to fraction form
    548,590,499.44/822,966,055.98 = 257,487,191.44/x
  3. Step 3: Cross multiply
    548,590,499.44x = 822,966,055.98 × 257,487,191.44
  4. Step 4: Simplify right side
    548,590,499.44x = 211,903,218,404,744,032
  5. Step 5: Solve for x
    x = 211,903,218,404,744,032/548,590,499.44
  6. Step 6: Final answer
    x = 386,268,480.08

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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.