Home / 360,868,362.05-498,223,258.76-248,032,144.63

Finding the Fourth Proportional to 360,868,362.05, 498,223,258.76 and 248,032,144.63

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Solution

The fourth proportional to 360,868,362.05, 498,223,258.76 and 248,032,144.63 is: 342,438,951.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,868,362.05 : 498,223,258.76 = 248,032,144.63 : x
  2. Step 2: Convert to fraction form
    360,868,362.05/498,223,258.76 = 248,032,144.63/x
  3. Step 3: Cross multiply
    360,868,362.05x = 498,223,258.76 × 248,032,144.63
  4. Step 4: Simplify right side
    360,868,362.05x = 123,575,383,374,790,224
  5. Step 5: Solve for x
    x = 123,575,383,374,790,224/360,868,362.05
  6. Step 6: Final answer
    x = 342,438,951.07

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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.