Home / 215,410,752,001.80-323,116,128,002.70-97,864,505,857.80

Finding the Fourth Proportional to 215,410,752,001.80, 323,116,128,002.70 and 97,864,505,857.80

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Solution

The fourth proportional to 215,410,752,001.80, 323,116,128,002.70 and 97,864,505,857.80 is: 146,796,758,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,410,752,001.80 : 323,116,128,002.70 = 97,864,505,857.80 : x
  2. Step 2: Convert to fraction form
    215,410,752,001.80/323,116,128,002.70 = 97,864,505,857.80/x
  3. Step 3: Cross multiply
    215,410,752,001.80x = 323,116,128,002.70 × 97,864,505,857.80
  4. Step 4: Simplify right side
    215,410,752,001.80x = 31,621,600,201,669,892,636,672
  5. Step 5: Solve for x
    x = 31,621,600,201,669,892,636,672/215,410,752,001.80
  6. Step 6: Final answer
    x = 146,796,758,786.70

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1.5x scale

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.