Home / 825,243,282,023.88-1,238,430,362,314.90-288,021,242,278.26

Finding the Fourth Proportional to 825,243,282,023.88, 1,238,430,362,314.90 and 288,021,242,278.26

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Solution

The fourth proportional to 825,243,282,023.88, 1,238,430,362,314.90 and 288,021,242,278.26 is: 432,229,209,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,243,282,023.88 : 1,238,430,362,314.90 = 288,021,242,278.26 : x
  2. Step 2: Convert to fraction form
    825,243,282,023.88/1,238,430,362,314.90 = 288,021,242,278.26/x
  3. Step 3: Cross multiply
    825,243,282,023.88x = 1,238,430,362,314.90 × 288,021,242,278.26
  4. Step 4: Simplify right side
    825,243,282,023.88x = 356,694,251,429,053,102,817,280
  5. Step 5: Solve for x
    x = 356,694,251,429,053,102,817,280/825,243,282,023.88
  6. Step 6: Final answer
    x = 432,229,209,493.56

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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.