Home / 8,221,106,701.02-11,345,138,194.95-4,461,917,268.54

Finding the Fourth Proportional to 8,221,106,701.02, 11,345,138,194.95 and 4,461,917,268.54

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Solution

The fourth proportional to 8,221,106,701.02, 11,345,138,194.95 and 4,461,917,268.54 is: 6,157,451,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,106,701.02 : 11,345,138,194.95 = 4,461,917,268.54 : x
  2. Step 2: Convert to fraction form
    8,221,106,701.02/11,345,138,194.95 = 4,461,917,268.54/x
  3. Step 3: Cross multiply
    8,221,106,701.02x = 11,345,138,194.95 × 4,461,917,268.54
  4. Step 4: Simplify right side
    8,221,106,701.02x = 50,621,068,026,020,134,912
  5. Step 5: Solve for x
    x = 50,621,068,026,020,134,912/8,221,106,701.02
  6. Step 6: Final answer
    x = 6,157,451,772.25

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Double scale
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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.