Home / 98,658,606.62-136,008,521.26-67,256,357.65

Finding the Fourth Proportional to 98,658,606.62, 136,008,521.26 and 67,256,357.65

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Solution

The fourth proportional to 98,658,606.62, 136,008,521.26 and 67,256,357.65 is: 92,718,091.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,658,606.62 : 136,008,521.26 = 67,256,357.65 : x
  2. Step 2: Convert to fraction form
    98,658,606.62/136,008,521.26 = 67,256,357.65/x
  3. Step 3: Cross multiply
    98,658,606.62x = 136,008,521.26 × 67,256,357.65
  4. Step 4: Simplify right side
    98,658,606.62x = 9,147,437,748,802,026
  5. Step 5: Solve for x
    x = 9,147,437,748,802,026/98,658,606.62
  6. Step 6: Final answer
    x = 92,718,091.83

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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.