Home / 6,721,185,808.40-10,081,778,712.60-2,843,288,387.60

Finding the Fourth Proportional to 6,721,185,808.40, 10,081,778,712.60 and 2,843,288,387.60

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Solution

The fourth proportional to 6,721,185,808.40, 10,081,778,712.60 and 2,843,288,387.60 is: 4,264,932,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721,185,808.40 : 10,081,778,712.60 = 2,843,288,387.60 : x
  2. Step 2: Convert to fraction form
    6,721,185,808.40/10,081,778,712.60 = 2,843,288,387.60/x
  3. Step 3: Cross multiply
    6,721,185,808.40x = 10,081,778,712.60 × 2,843,288,387.60
  4. Step 4: Simplify right side
    6,721,185,808.40x = 28,665,404,339,888,459,776
  5. Step 5: Solve for x
    x = 28,665,404,339,888,459,776/6,721,185,808.40
  6. Step 6: Final answer
    x = 4,264,932,581.40

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Double scale
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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.