Home / 112,803,831.25-169,206,330.77-51,350,012.84

Finding the Fourth Proportional to 112,803,831.25, 169,206,330.77 and 51,350,012.84

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Solution

The fourth proportional to 112,803,831.25, 169,206,330.77 and 51,350,012.84 is: 77,025,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,803,831.25 : 169,206,330.77 = 51,350,012.84 : x
  2. Step 2: Convert to fraction form
    112,803,831.25/169,206,330.77 = 51,350,012.84/x
  3. Step 3: Cross multiply
    112,803,831.25x = 169,206,330.77 × 51,350,012.84
  4. Step 4: Simplify right side
    112,803,831.25x = 8,688,747,257,648,788
  5. Step 5: Solve for x
    x = 8,688,747,257,648,788/112,803,831.25
  6. Step 6: Final answer
    x = 77,025,285.06

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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.