Home / 363,493,210,467.69-545,239,815,739.10-121,470,320,632.74

Finding the Fourth Proportional to 363,493,210,467.69, 545,239,815,739.10 and 121,470,320,632.74

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Solution

The fourth proportional to 363,493,210,467.69, 545,239,815,739.10 and 121,470,320,632.74 is: 182,205,480,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,493,210,467.69 : 545,239,815,739.10 = 121,470,320,632.74 : x
  2. Step 2: Convert to fraction form
    363,493,210,467.69/545,239,815,739.10 = 121,470,320,632.74/x
  3. Step 3: Cross multiply
    363,493,210,467.69x = 545,239,815,739.10 × 121,470,320,632.74
  4. Step 4: Simplify right side
    363,493,210,467.69x = 66,230,455,239,564,553,355,264
  5. Step 5: Solve for x
    x = 66,230,455,239,564,553,355,264/363,493,210,467.69
  6. Step 6: Final answer
    x = 182,205,480,961.66

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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.