Home / 113,513,391.74-156,648,474.60-61,302,422.37

Finding the Fourth Proportional to 113,513,391.74, 156,648,474.60 and 61,302,422.37

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Solution

The fourth proportional to 113,513,391.74, 156,648,474.60 and 61,302,422.37 is: 84,597,339.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,513,391.74 : 156,648,474.60 = 61,302,422.37 : x
  2. Step 2: Convert to fraction form
    113,513,391.74/156,648,474.60 = 61,302,422.37/x
  3. Step 3: Cross multiply
    113,513,391.74x = 156,648,474.60 × 61,302,422.37
  4. Step 4: Simplify right side
    113,513,391.74x = 9,602,930,953,545,416
  5. Step 5: Solve for x
    x = 9,602,930,953,545,416/113,513,391.74
  6. Step 6: Final answer
    x = 84,597,339.63

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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.