Home / 56,147,127.40-84,094,719.90-54,887,415.40

Finding the Fourth Proportional to 56,147,127.40, 84,094,719.90 and 54,887,415.40

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Solution

The fourth proportional to 56,147,127.40, 84,094,719.90 and 54,887,415.40 is: 82,207,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,147,127.40 : 84,094,719.90 = 54,887,415.40 : x
  2. Step 2: Convert to fraction form
    56,147,127.40/84,094,719.90 = 54,887,415.40/x
  3. Step 3: Cross multiply
    56,147,127.40x = 84,094,719.90 × 54,887,415.40
  4. Step 4: Simplify right side
    56,147,127.40x = 4,615,741,824,097,947
  5. Step 5: Solve for x
    x = 4,615,741,824,097,947/56,147,127.40
  6. Step 6: Final answer
    x = 82,207,978.18

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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.