Home / 12,899,285,412.77-19,350,026,276.74-3,937,487,618.39

Finding the Fourth Proportional to 12,899,285,412.77, 19,350,026,276.74 and 3,937,487,618.39

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Solution

The fourth proportional to 12,899,285,412.77, 19,350,026,276.74 and 3,937,487,618.39 is: 5,906,566,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,899,285,412.77 : 19,350,026,276.74 = 3,937,487,618.39 : x
  2. Step 2: Convert to fraction form
    12,899,285,412.77/19,350,026,276.74 = 3,937,487,618.39/x
  3. Step 3: Cross multiply
    12,899,285,412.77x = 19,350,026,276.74 × 3,937,487,618.39
  4. Step 4: Simplify right side
    12,899,285,412.77x = 76,190,488,880,080,273,408
  5. Step 5: Solve for x
    x = 76,190,488,880,080,273,408/12,899,285,412.77
  6. Step 6: Final answer
    x = 5,906,566,638.54

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1.5x scale

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.