Home / 114,030,520.53-157,363,351.47-66,989,576.85

Finding the Fourth Proportional to 114,030,520.53, 157,363,351.47 and 66,989,576.85

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Solution

The fourth proportional to 114,030,520.53, 157,363,351.47 and 66,989,576.85 is: 92,446,340.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,030,520.53 : 157,363,351.47 = 66,989,576.85 : x
  2. Step 2: Convert to fraction form
    114,030,520.53/157,363,351.47 = 66,989,576.85/x
  3. Step 3: Cross multiply
    114,030,520.53x = 157,363,351.47 × 66,989,576.85
  4. Step 4: Simplify right side
    114,030,520.53x = 10,541,704,326,673,126
  5. Step 5: Solve for x
    x = 10,541,704,326,673,126/114,030,520.53
  6. Step 6: Final answer
    x = 92,446,340.49

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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.