Home / 223,112,038.36-307,799,105.38-139,334,724.36

Finding the Fourth Proportional to 223,112,038.36, 307,799,105.38 and 139,334,724.36

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Solution

The fourth proportional to 223,112,038.36, 307,799,105.38 and 139,334,724.36 is: 192,222,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,112,038.36 : 307,799,105.38 = 139,334,724.36 : x
  2. Step 2: Convert to fraction form
    223,112,038.36/307,799,105.38 = 139,334,724.36/x
  3. Step 3: Cross multiply
    223,112,038.36x = 307,799,105.38 × 139,334,724.36
  4. Step 4: Simplify right side
    223,112,038.36x = 42,887,103,506,376,896
  5. Step 5: Solve for x
    x = 42,887,103,506,376,896/223,112,038.36
  6. Step 6: Final answer
    x = 192,222,274.61

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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.