Home / 1,172,502,099,305.50-1,757,745,865,777.30-407,490,858,752.86

Finding the Fourth Proportional to 1,172,502,099,305.50, 1,757,745,865,777.30 and 407,490,858,752.86

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Solution

The fourth proportional to 1,172,502,099,305.50, 1,757,745,865,777.30 and 407,490,858,752.86 is: 610,886,217,380.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,502,099,305.50 : 1,757,745,865,777.30 = 407,490,858,752.86 : x
  2. Step 2: Convert to fraction form
    1,172,502,099,305.50/1,757,745,865,777.30 = 407,490,858,752.86/x
  3. Step 3: Cross multiply
    1,172,502,099,305.50x = 1,757,745,865,777.30 × 407,490,858,752.86
  4. Step 4: Simplify right side
    1,172,502,099,305.50x = 716,265,372,314,881,392,377,856
  5. Step 5: Solve for x
    x = 716,265,372,314,881,392,377,856/1,172,502,099,305.50
  6. Step 6: Final answer
    x = 610,886,217,380.03

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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.