Home / 8,615,162,218.08-11,888,923,883.81-4,654,863,886.08

Finding the Fourth Proportional to 8,615,162,218.08, 11,888,923,883.81 and 4,654,863,886.08

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Solution

The fourth proportional to 8,615,162,218.08, 11,888,923,883.81 and 4,654,863,886.08 is: 6,423,712,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,162,218.08 : 11,888,923,883.81 = 4,654,863,886.08 : x
  2. Step 2: Convert to fraction form
    8,615,162,218.08/11,888,923,883.81 = 4,654,863,886.08/x
  3. Step 3: Cross multiply
    8,615,162,218.08x = 11,888,923,883.81 × 4,654,863,886.08
  4. Step 4: Simplify right side
    8,615,162,218.08x = 55,341,322,431,121,858,560
  5. Step 5: Solve for x
    x = 55,341,322,431,121,858,560/8,615,162,218.08
  6. Step 6: Final answer
    x = 6,423,712,175.14

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Double scale
Find fourth proportional to 8,615,162,219.08, 11,888,923,885.19 and 4,654,863,887.08
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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.