Home / 255,005,002.28-351,905,278.74-144,996,725

Finding the Fourth Proportional to 255,005,002.28, 351,905,278.74 and 144,996,725

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Solution

The fourth proportional to 255,005,002.28, 351,905,278.74 and 144,996,725 is: 200,094,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,005,002.28 : 351,905,278.74 = 144,996,725 : x
  2. Step 2: Convert to fraction form
    255,005,002.28/351,905,278.74 = 144,996,725/x
  3. Step 3: Cross multiply
    255,005,002.28x = 351,905,278.74 × 144,996,725
  4. Step 4: Simplify right side
    255,005,002.28x = 51,025,112,927,512,128
  5. Step 5: Solve for x
    x = 51,025,112,927,512,128/255,005,002.28
  6. Step 6: Final answer
    x = 200,094,556.86

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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.