Home / 98,144,951.88-135,445,359.86-56,328,682.86

Finding the Fourth Proportional to 98,144,951.88, 135,445,359.86 and 56,328,682.86

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Solution

The fourth proportional to 98,144,951.88, 135,445,359.86 and 56,328,682.86 is: 77,736,639.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,144,951.88 : 135,445,359.86 = 56,328,682.86 : x
  2. Step 2: Convert to fraction form
    98,144,951.88/135,445,359.86 = 56,328,682.86/x
  3. Step 3: Cross multiply
    98,144,951.88x = 135,445,359.86 × 56,328,682.86
  4. Step 4: Simplify right side
    98,144,951.88x = 7,629,458,720,412,515
  5. Step 5: Solve for x
    x = 7,629,458,720,412,515/98,144,951.88
  6. Step 6: Final answer
    x = 77,736,639.27

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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.