Home / 1,298,070,752.07-1,791,339,212.49-703,354,776.44

Finding the Fourth Proportional to 1,298,070,752.07, 1,791,339,212.49 and 703,354,776.44

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Solution

The fourth proportional to 1,298,070,752.07, 1,791,339,212.49 and 703,354,776.44 is: 970,630,444.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,070,752.07 : 1,791,339,212.49 = 703,354,776.44 : x
  2. Step 2: Convert to fraction form
    1,298,070,752.07/1,791,339,212.49 = 703,354,776.44/x
  3. Step 3: Cross multiply
    1,298,070,752.07x = 1,791,339,212.49 × 703,354,776.44
  4. Step 4: Simplify right side
    1,298,070,752.07x = 1,259,946,991,320,152,832
  5. Step 5: Solve for x
    x = 1,259,946,991,320,152,832/1,298,070,752.07
  6. Step 6: Final answer
    x = 970,630,444.69

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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.