Home / 225,083,574.79-310,608,662.02-124,616,489.67

Finding the Fourth Proportional to 225,083,574.79, 310,608,662.02 and 124,616,489.67

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Solution

The fourth proportional to 225,083,574.79, 310,608,662.02 and 124,616,489.67 is: 171,967,062.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,083,574.79 : 310,608,662.02 = 124,616,489.67 : x
  2. Step 2: Convert to fraction form
    225,083,574.79/310,608,662.02 = 124,616,489.67/x
  3. Step 3: Cross multiply
    225,083,574.79x = 310,608,662.02 × 124,616,489.67
  4. Step 4: Simplify right side
    225,083,574.79x = 38,706,961,122,027,848
  5. Step 5: Solve for x
    x = 38,706,961,122,027,848/225,083,574.79
  6. Step 6: Final answer
    x = 171,967,062.27

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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.