Home / 113,786,875.52-157,025,884.20-61,575,910.64

Finding the Fourth Proportional to 113,786,875.52, 157,025,884.20 and 61,575,910.64

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Solution

The fourth proportional to 113,786,875.52, 157,025,884.20 and 61,575,910.64 is: 84,974,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786,875.52 : 157,025,884.20 = 61,575,910.64 : x
  2. Step 2: Convert to fraction form
    113,786,875.52/157,025,884.20 = 61,575,910.64/x
  3. Step 3: Cross multiply
    113,786,875.52x = 157,025,884.20 × 61,575,910.64
  4. Step 4: Simplify right side
    113,786,875.52x = 9,669,011,813,666,188
  5. Step 5: Solve for x
    x = 9,669,011,813,666,188/113,786,875.52
  6. Step 6: Final answer
    x = 84,974,754.51

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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.