Home / 1,274,520,687.39-1,911,985,332.92-537,699,124.62

Finding the Fourth Proportional to 1,274,520,687.39, 1,911,985,332.92 and 537,699,124.62

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Solution

The fourth proportional to 1,274,520,687.39, 1,911,985,332.92 and 537,699,124.62 is: 806,634,878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,520,687.39 : 1,911,985,332.92 = 537,699,124.62 : x
  2. Step 2: Convert to fraction form
    1,274,520,687.39/1,911,985,332.92 = 537,699,124.62/x
  3. Step 3: Cross multiply
    1,274,520,687.39x = 1,911,985,332.92 × 537,699,124.62
  4. Step 4: Simplify right side
    1,274,520,687.39x = 1,028,072,839,794,674,816
  5. Step 5: Solve for x
    x = 1,028,072,839,794,674,816/1,274,520,687.39
  6. Step 6: Final answer
    x = 806,634,878.48

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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.