Home / 65,644,546.40-98,471,020.80-25,255,030.40

Finding the Fourth Proportional to 65,644,546.40, 98,471,020.80 and 25,255,030.40

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Solution

The fourth proportional to 65,644,546.40, 98,471,020.80 and 25,255,030.40 is: 37,884,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,644,546.40 : 98,471,020.80 = 25,255,030.40 : x
  2. Step 2: Convert to fraction form
    65,644,546.40/98,471,020.80 = 25,255,030.40/x
  3. Step 3: Cross multiply
    65,644,546.40x = 98,471,020.80 × 25,255,030.40
  4. Step 4: Simplify right side
    65,644,546.40x = 2,486,888,623,823,032
  5. Step 5: Solve for x
    x = 2,486,888,623,823,032/65,644,546.40
  6. Step 6: Final answer
    x = 37,884,161.90

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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.