Home / 113,835,832.82-157,093,416.15-61,624,829.78

Finding the Fourth Proportional to 113,835,832.82, 157,093,416.15 and 61,624,829.78

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Solution

The fourth proportional to 113,835,832.82, 157,093,416.15 and 61,624,829.78 is: 85,042,247.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835,832.82 : 157,093,416.15 = 61,624,829.78 : x
  2. Step 2: Convert to fraction form
    113,835,832.82/157,093,416.15 = 61,624,829.78/x
  3. Step 3: Cross multiply
    113,835,832.82x = 157,093,416.15 × 61,624,829.78
  4. Step 4: Simplify right side
    113,835,832.82x = 9,680,855,029,802,454
  5. Step 5: Solve for x
    x = 9,680,855,029,802,454/113,835,832.82
  6. Step 6: Final answer
    x = 85,042,247.16

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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.