Home / 98,051,149.62-135,210,232.53-64,999,900.98

Finding the Fourth Proportional to 98,051,149.62, 135,210,232.53 and 64,999,900.98

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Solution

The fourth proportional to 98,051,149.62, 135,210,232.53 and 64,999,900.98 is: 89,633,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,051,149.62 : 135,210,232.53 = 64,999,900.98 : x
  2. Step 2: Convert to fraction form
    98,051,149.62/135,210,232.53 = 64,999,900.98/x
  3. Step 3: Cross multiply
    98,051,149.62x = 135,210,232.53 × 64,999,900.98
  4. Step 4: Simplify right side
    98,051,149.62x = 8,788,651,725,932,775
  5. Step 5: Solve for x
    x = 8,788,651,725,932,775/98,051,149.62
  6. Step 6: Final answer
    x = 89,633,336.89

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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.