Home / 1,456,552,620.90-2,184,828,931.35-1,288,192,112.10

Finding the Fourth Proportional to 1,456,552,620.90, 2,184,828,931.35 and 1,288,192,112.10

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Solution

The fourth proportional to 1,456,552,620.90, 2,184,828,931.35 and 1,288,192,112.10 is: 1,932,288,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,552,620.90 : 2,184,828,931.35 = 1,288,192,112.10 : x
  2. Step 2: Convert to fraction form
    1,456,552,620.90/2,184,828,931.35 = 1,288,192,112.10/x
  3. Step 3: Cross multiply
    1,456,552,620.90x = 2,184,828,931.35 × 1,288,192,112.10
  4. Step 4: Simplify right side
    1,456,552,620.90x = 2,814,479,395,652,941,824
  5. Step 5: Solve for x
    x = 2,814,479,395,652,941,824/1,456,552,620.90
  6. Step 6: Final answer
    x = 1,932,288,168.15

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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.