Home / 1,298,070,760.35-1,791,339,223.86-703,354,784.70

Finding the Fourth Proportional to 1,298,070,760.35, 1,791,339,223.86 and 703,354,784.70

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Solution

The fourth proportional to 1,298,070,760.35, 1,791,339,223.86 and 703,354,784.70 is: 970,630,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,070,760.35 : 1,791,339,223.86 = 703,354,784.70 : x
  2. Step 2: Convert to fraction form
    1,298,070,760.35/1,791,339,223.86 = 703,354,784.70/x
  3. Step 3: Cross multiply
    1,298,070,760.35x = 1,791,339,223.86 × 703,354,784.70
  4. Step 4: Simplify right side
    1,298,070,760.35x = 1,259,947,014,122,715,392
  5. Step 5: Solve for x
    x = 1,259,947,014,122,715,392/1,298,070,760.35
  6. Step 6: Final answer
    x = 970,630,456.06

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1.5x scale

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.