Home / 466,516,865.03-643,788,921.56-254,823,614.63

Finding the Fourth Proportional to 466,516,865.03, 643,788,921.56 and 254,823,614.63

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Solution

The fourth proportional to 466,516,865.03, 643,788,921.56 and 254,823,614.63 is: 351,654,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,516,865.03 : 643,788,921.56 = 254,823,614.63 : x
  2. Step 2: Convert to fraction form
    466,516,865.03/643,788,921.56 = 254,823,614.63/x
  3. Step 3: Cross multiply
    466,516,865.03x = 643,788,921.56 × 254,823,614.63
  4. Step 4: Simplify right side
    466,516,865.03x = 164,052,620,049,284,416
  5. Step 5: Solve for x
    x = 164,052,620,049,284,416/466,516,865.03
  6. Step 6: Final answer
    x = 351,654,210.91

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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.