Home / 124,640,672.50-186,960,758.05-117,055,895.41

Finding the Fourth Proportional to 124,640,672.50, 186,960,758.05 and 117,055,895.41

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Solution

The fourth proportional to 124,640,672.50, 186,960,758.05 and 117,055,895.41 is: 175,583,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,640,672.50 : 186,960,758.05 = 117,055,895.41 : x
  2. Step 2: Convert to fraction form
    124,640,672.50/186,960,758.05 = 117,055,895.41/x
  3. Step 3: Cross multiply
    124,640,672.50x = 186,960,758.05 × 117,055,895.41
  4. Step 4: Simplify right side
    124,640,672.50x = 21,884,858,939,315,076
  5. Step 5: Solve for x
    x = 21,884,858,939,315,076/124,640,672.50
  6. Step 6: Final answer
    x = 175,583,607.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.