Home / 55,296,031.40-82,944,047.10-45,218,335.40

Finding the Fourth Proportional to 55,296,031.40, 82,944,047.10 and 45,218,335.40

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Solution

The fourth proportional to 55,296,031.40, 82,944,047.10 and 45,218,335.40 is: 67,827,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,296,031.40 : 82,944,047.10 = 45,218,335.40 : x
  2. Step 2: Convert to fraction form
    55,296,031.40/82,944,047.10 = 45,218,335.40/x
  3. Step 3: Cross multiply
    55,296,031.40x = 82,944,047.10 × 45,218,335.40
  4. Step 4: Simplify right side
    55,296,031.40x = 3,750,591,741,201,197
  5. Step 5: Solve for x
    x = 3,750,591,741,201,197/55,296,031.40
  6. Step 6: Final answer
    x = 67,827,503.10

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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.