Home / 903,753,781.08-1,247,111,772.87-507,200,183.25

Finding the Fourth Proportional to 903,753,781.08, 1,247,111,772.87 and 507,200,183.25

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Solution

The fourth proportional to 903,753,781.08, 1,247,111,772.87 and 507,200,183.25 is: 699,897,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,753,781.08 : 1,247,111,772.87 = 507,200,183.25 : x
  2. Step 2: Convert to fraction form
    903,753,781.08/1,247,111,772.87 = 507,200,183.25/x
  3. Step 3: Cross multiply
    903,753,781.08x = 1,247,111,772.87 × 507,200,183.25
  4. Step 4: Simplify right side
    903,753,781.08x = 632,535,319,732,896,384
  5. Step 5: Solve for x
    x = 632,535,319,732,896,384/903,753,781.08
  6. Step 6: Final answer
    x = 699,897,840.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.