Home / 113,835,684.36-157,093,211.37-61,624,681.58

Finding the Fourth Proportional to 113,835,684.36, 157,093,211.37 and 61,624,681.58

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Solution

The fourth proportional to 113,835,684.36, 157,093,211.37 and 61,624,681.58 is: 85,042,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835,684.36 : 157,093,211.37 = 61,624,681.58 : x
  2. Step 2: Convert to fraction form
    113,835,684.36/157,093,211.37 = 61,624,681.58/x
  3. Step 3: Cross multiply
    113,835,684.36x = 157,093,211.37 × 61,624,681.58
  4. Step 4: Simplify right side
    113,835,684.36x = 9,680,819,129,055,886
  5. Step 5: Solve for x
    x = 9,680,819,129,055,886/113,835,684.36
  6. Step 6: Final answer
    x = 85,042,042.69

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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.