Home / 1,855,552,864.72-2,783,330,085.48-545,455,009.12

Finding the Fourth Proportional to 1,855,552,864.72, 2,783,330,085.48 and 545,455,009.12

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Solution

The fourth proportional to 1,855,552,864.72, 2,783,330,085.48 and 545,455,009.12 is: 818,182,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,552,864.72 : 2,783,330,085.48 = 545,455,009.12 : x
  2. Step 2: Convert to fraction form
    1,855,552,864.72/2,783,330,085.48 = 545,455,009.12/x
  3. Step 3: Cross multiply
    1,855,552,864.72x = 2,783,330,085.48 × 545,455,009.12
  4. Step 4: Simplify right side
    1,855,552,864.72x = 1,518,181,337,159,463,680
  5. Step 5: Solve for x
    x = 1,518,181,337,159,463,680/1,855,552,864.72
  6. Step 6: Final answer
    x = 818,182,745.44

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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.