Home / 210,356,745.64-315,550,979.68-62,792,649.48

Finding the Fourth Proportional to 210,356,745.64, 315,550,979.68 and 62,792,649.48

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Solution

The fourth proportional to 210,356,745.64, 315,550,979.68 and 62,792,649.48 is: 94,193,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,356,745.64 : 315,550,979.68 = 62,792,649.48 : x
  2. Step 2: Convert to fraction form
    210,356,745.64/315,550,979.68 = 62,792,649.48/x
  3. Step 3: Cross multiply
    210,356,745.64x = 315,550,979.68 × 62,792,649.48
  4. Step 4: Simplify right side
    210,356,745.64x = 19,814,282,060,116,840
  5. Step 5: Solve for x
    x = 19,814,282,060,116,840/210,356,745.64
  6. Step 6: Final answer
    x = 94,193,708.88

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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.