Home / 777,507,610.50-1,072,982,897.37-429,849,493.38

Finding the Fourth Proportional to 777,507,610.50, 1,072,982,897.37 and 429,849,493.38

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Solution

The fourth proportional to 777,507,610.50, 1,072,982,897.37 and 429,849,493.38 is: 593,204,682.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,507,610.50 : 1,072,982,897.37 = 429,849,493.38 : x
  2. Step 2: Convert to fraction form
    777,507,610.50/1,072,982,897.37 = 429,849,493.38/x
  3. Step 3: Cross multiply
    777,507,610.50x = 1,072,982,897.37 × 429,849,493.38
  4. Step 4: Simplify right side
    777,507,610.50x = 461,221,154,839,899,008
  5. Step 5: Solve for x
    x = 461,221,154,839,899,008/777,507,610.50
  6. Step 6: Final answer
    x = 593,204,682.00

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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.