Home / 82,118,915,530.92-123,230,188,793.88-34,955,312,422.68

Finding the Fourth Proportional to 82,118,915,530.92, 123,230,188,793.88 and 34,955,312,422.68

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Solution

The fourth proportional to 82,118,915,530.92, 123,230,188,793.88 and 34,955,312,422.68 is: 52,455,024,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,118,915,530.92 : 123,230,188,793.88 = 34,955,312,422.68 : x
  2. Step 2: Convert to fraction form
    82,118,915,530.92/123,230,188,793.88 = 34,955,312,422.68/x
  3. Step 3: Cross multiply
    82,118,915,530.92x = 123,230,188,793.88 × 34,955,312,422.68
  4. Step 4: Simplify right side
    82,118,915,530.92x = 4,307,549,749,195,915,657,216
  5. Step 5: Solve for x
    x = 4,307,549,749,195,915,657,216/82,118,915,530.92
  6. Step 6: Final answer
    x = 52,455,024,781.40

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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.