Home / 113,835,683.10-157,093,209.63-61,624,680.32

Finding the Fourth Proportional to 113,835,683.10, 157,093,209.63 and 61,624,680.32

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Solution

The fourth proportional to 113,835,683.10, 157,093,209.63 and 61,624,680.32 is: 85,042,040.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835,683.10 : 157,093,209.63 = 61,624,680.32 : x
  2. Step 2: Convert to fraction form
    113,835,683.10/157,093,209.63 = 61,624,680.32/x
  3. Step 3: Cross multiply
    113,835,683.10x = 157,093,209.63 × 61,624,680.32
  4. Step 4: Simplify right side
    113,835,683.10x = 9,680,818,823,106,028
  5. Step 5: Solve for x
    x = 9,680,818,823,106,028/113,835,683.10
  6. Step 6: Final answer
    x = 85,042,040.94

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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.