Home / 1,456,552,625.15-2,184,828,937.73-1,288,192,116.35

Finding the Fourth Proportional to 1,456,552,625.15, 2,184,828,937.73 and 1,288,192,116.35

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Solution

The fourth proportional to 1,456,552,625.15, 2,184,828,937.73 and 1,288,192,116.35 is: 1,932,288,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,552,625.15 : 2,184,828,937.73 = 1,288,192,116.35 : x
  2. Step 2: Convert to fraction form
    1,456,552,625.15/2,184,828,937.73 = 1,288,192,116.35/x
  3. Step 3: Cross multiply
    1,456,552,625.15x = 2,184,828,937.73 × 1,288,192,116.35
  4. Step 4: Simplify right side
    1,456,552,625.15x = 2,814,479,413,157,130,752
  5. Step 5: Solve for x
    x = 2,814,479,413,157,130,752/1,456,552,625.15
  6. Step 6: Final answer
    x = 1,932,288,174.53

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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.