Home / 850,695,752.60-1,276,043,628.90-714,646,856.60

Finding the Fourth Proportional to 850,695,752.60, 1,276,043,628.90 and 714,646,856.60

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Solution

The fourth proportional to 850,695,752.60, 1,276,043,628.90 and 714,646,856.60 is: 1,071,970,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,695,752.60 : 1,276,043,628.90 = 714,646,856.60 : x
  2. Step 2: Convert to fraction form
    850,695,752.60/1,276,043,628.90 = 714,646,856.60/x
  3. Step 3: Cross multiply
    850,695,752.60x = 1,276,043,628.90 × 714,646,856.60
  4. Step 4: Simplify right side
    850,695,752.60x = 911,920,568,277,842,048
  5. Step 5: Solve for x
    x = 911,920,568,277,842,048/850,695,752.60
  6. Step 6: Final answer
    x = 1,071,970,284.90

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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.