Home / 1,960,484,137.51-2,941,347,863.76-699,921,209.98

Finding the Fourth Proportional to 1,960,484,137.51, 2,941,347,863.76 and 699,921,209.98

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Solution

The fourth proportional to 1,960,484,137.51, 2,941,347,863.76 and 699,921,209.98 is: 1,050,103,755.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,484,137.51 : 2,941,347,863.76 = 699,921,209.98 : x
  2. Step 2: Convert to fraction form
    1,960,484,137.51/2,941,347,863.76 = 699,921,209.98/x
  3. Step 3: Cross multiply
    1,960,484,137.51x = 2,941,347,863.76 × 699,921,209.98
  4. Step 4: Simplify right side
    1,960,484,137.51x = 2,058,711,755,774,987,520
  5. Step 5: Solve for x
    x = 2,058,711,755,774,987,520/1,960,484,137.51
  6. Step 6: Final answer
    x = 1,050,103,755.69

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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.