Home / 113,835,685.36-157,093,212.75-61,624,682.58

Finding the Fourth Proportional to 113,835,685.36, 157,093,212.75 and 61,624,682.58

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Solution

The fourth proportional to 113,835,685.36, 157,093,212.75 and 61,624,682.58 is: 85,042,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835,685.36 : 157,093,212.75 = 61,624,682.58 : x
  2. Step 2: Convert to fraction form
    113,835,685.36/157,093,212.75 = 61,624,682.58/x
  3. Step 3: Cross multiply
    113,835,685.36x = 157,093,212.75 × 61,624,682.58
  4. Step 4: Simplify right side
    113,835,685.36x = 9,680,819,371,191,158
  5. Step 5: Solve for x
    x = 9,680,819,371,191,158/113,835,685.36
  6. Step 6: Final answer
    x = 85,042,044.07

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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.