Home / 435,624,833.28-653,434,882.56-251,272,807.68

Finding the Fourth Proportional to 435,624,833.28, 653,434,882.56 and 251,272,807.68

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Solution

The fourth proportional to 435,624,833.28, 653,434,882.56 and 251,272,807.68 is: 376,907,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,624,833.28 : 653,434,882.56 = 251,272,807.68 : x
  2. Step 2: Convert to fraction form
    435,624,833.28/653,434,882.56 = 251,272,807.68/x
  3. Step 3: Cross multiply
    435,624,833.28x = 653,434,882.56 × 251,272,807.68
  4. Step 4: Simplify right side
    435,624,833.28x = 164,190,417,576,902,272
  5. Step 5: Solve for x
    x = 164,190,417,576,902,272/435,624,833.28
  6. Step 6: Final answer
    x = 376,907,846.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.