Home / 767,634,791.48-1,151,455,544.28-243,006,455.04

Finding the Fourth Proportional to 767,634,791.48, 1,151,455,544.28 and 243,006,455.04

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Solution

The fourth proportional to 767,634,791.48, 1,151,455,544.28 and 243,006,455.04 is: 364,510,745.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,634,791.48 : 1,151,455,544.28 = 243,006,455.04 : x
  2. Step 2: Convert to fraction form
    767,634,791.48/1,151,455,544.28 = 243,006,455.04/x
  3. Step 3: Cross multiply
    767,634,791.48x = 1,151,455,544.28 × 243,006,455.04
  4. Step 4: Simplify right side
    767,634,791.48x = 279,811,129,951,636,544
  5. Step 5: Solve for x
    x = 279,811,129,951,636,544/767,634,791.48
  6. Step 6: Final answer
    x = 364,510,745.29

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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.