Home / 835,254,262.91-1,252,873,415.85-507,820,177.19

Finding the Fourth Proportional to 835,254,262.91, 1,252,873,415.85 and 507,820,177.19

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Solution

The fourth proportional to 835,254,262.91, 1,252,873,415.85 and 507,820,177.19 is: 761,725,414.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,254,262.91 : 1,252,873,415.85 = 507,820,177.19 : x
  2. Step 2: Convert to fraction form
    835,254,262.91/1,252,873,415.85 = 507,820,177.19/x
  3. Step 3: Cross multiply
    835,254,262.91x = 1,252,873,415.85 × 507,820,177.19
  4. Step 4: Simplify right side
    835,254,262.91x = 636,234,400,027,323,136
  5. Step 5: Solve for x
    x = 636,234,400,027,323,136/835,254,262.91
  6. Step 6: Final answer
    x = 761,725,414.98

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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.