Home / 113,835,855.81-157,093,447.91-61,624,853.13

Finding the Fourth Proportional to 113,835,855.81, 157,093,447.91 and 61,624,853.13

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Solution

The fourth proportional to 113,835,855.81, 157,093,447.91 and 61,624,853.13 is: 85,042,279.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835,855.81 : 157,093,447.91 = 61,624,853.13 : x
  2. Step 2: Convert to fraction form
    113,835,855.81/157,093,447.91 = 61,624,853.13/x
  3. Step 3: Cross multiply
    113,835,855.81x = 157,093,447.91 × 61,624,853.13
  4. Step 4: Simplify right side
    113,835,855.81x = 9,680,860,654,830,932
  5. Step 5: Solve for x
    x = 9,680,860,654,830,932/113,835,855.81
  6. Step 6: Final answer
    x = 85,042,279.39

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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.