Home / 1,396,384,701.30-2,094,577,051.95-1,278,475,658.10

Finding the Fourth Proportional to 1,396,384,701.30, 2,094,577,051.95 and 1,278,475,658.10

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Solution

The fourth proportional to 1,396,384,701.30, 2,094,577,051.95 and 1,278,475,658.10 is: 1,917,713,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,384,701.30 : 2,094,577,051.95 = 1,278,475,658.10 : x
  2. Step 2: Convert to fraction form
    1,396,384,701.30/2,094,577,051.95 = 1,278,475,658.10/x
  3. Step 3: Cross multiply
    1,396,384,701.30x = 2,094,577,051.95 × 1,278,475,658.10
  4. Step 4: Simplify right side
    1,396,384,701.30x = 2,677,865,774,932,934,144
  5. Step 5: Solve for x
    x = 2,677,865,774,932,934,144/1,396,384,701.30
  6. Step 6: Final answer
    x = 1,917,713,487.15

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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.