Home / 700,346,648.92-1,050,634,136.94-215,672,456.92

Finding the Fourth Proportional to 700,346,648.92, 1,050,634,136.94 and 215,672,456.92

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Solution

The fourth proportional to 700,346,648.92, 1,050,634,136.94 and 215,672,456.92 is: 323,543,842.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,346,648.92 : 1,050,634,136.94 = 215,672,456.92 : x
  2. Step 2: Convert to fraction form
    700,346,648.92/1,050,634,136.94 = 215,672,456.92/x
  3. Step 3: Cross multiply
    700,346,648.92x = 1,050,634,136.94 × 215,672,456.92
  4. Step 4: Simplify right side
    700,346,648.92x = 226,592,845,637,873,536
  5. Step 5: Solve for x
    x = 226,592,845,637,873,536/700,346,648.92
  6. Step 6: Final answer
    x = 323,543,842.16

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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.