Home / 517,294,272.24-714,799,890.04-368,356,821.42

Finding the Fourth Proportional to 517,294,272.24, 714,799,890.04 and 368,356,821.42

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Solution

The fourth proportional to 517,294,272.24, 714,799,890.04 and 368,356,821.42 is: 508,997,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,294,272.24 : 714,799,890.04 = 368,356,821.42 : x
  2. Step 2: Convert to fraction form
    517,294,272.24/714,799,890.04 = 368,356,821.42/x
  3. Step 3: Cross multiply
    517,294,272.24x = 714,799,890.04 × 368,356,821.42
  4. Step 4: Simplify right side
    517,294,272.24x = 263,301,415,446,499,904
  5. Step 5: Solve for x
    x = 263,301,415,446,499,904/517,294,272.24
  6. Step 6: Final answer
    x = 508,997,353.30

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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.