Home / 113,834,388.36-157,091,274.27-61,623,410.18

Finding the Fourth Proportional to 113,834,388.36, 157,091,274.27 and 61,623,410.18

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Solution

The fourth proportional to 113,834,388.36, 157,091,274.27 and 61,623,410.18 is: 85,040,207.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,834,388.36 : 157,091,274.27 = 61,623,410.18 : x
  2. Step 2: Convert to fraction form
    113,834,388.36/157,091,274.27 = 61,623,410.18/x
  3. Step 3: Cross multiply
    113,834,388.36x = 157,091,274.27 × 61,623,410.18
  4. Step 4: Simplify right side
    113,834,388.36x = 9,680,500,030,431,818
  5. Step 5: Solve for x
    x = 9,680,500,030,431,818/113,834,388.36
  6. Step 6: Final answer
    x = 85,040,207.71

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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.