Home / 1,672,538,601.88-2,508,644,431.86-508,017,205.72

Finding the Fourth Proportional to 1,672,538,601.88, 2,508,644,431.86 and 508,017,205.72

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Solution

The fourth proportional to 1,672,538,601.88, 2,508,644,431.86 and 508,017,205.72 is: 761,976,155.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,538,601.88 : 2,508,644,431.86 = 508,017,205.72 : x
  2. Step 2: Convert to fraction form
    1,672,538,601.88/2,508,644,431.86 = 508,017,205.72/x
  3. Step 3: Cross multiply
    1,672,538,601.88x = 2,508,644,431.86 × 508,017,205.72
  4. Step 4: Simplify right side
    1,672,538,601.88x = 1,274,434,534,418,554,368
  5. Step 5: Solve for x
    x = 1,274,434,534,418,554,368/1,672,538,601.88
  6. Step 6: Final answer
    x = 761,976,155.88

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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.