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Finding the Fourth Proportional to 86,582,089.70, 119,481,807.03 and 46,889,297.91

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Solution

The fourth proportional to 86,582,089.70, 119,481,807.03 and 46,889,297.91 is: 64,706,431.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,582,089.70 : 119,481,807.03 = 46,889,297.91 : x
  2. Step 2: Convert to fraction form
    86,582,089.70/119,481,807.03 = 46,889,297.91/x
  3. Step 3: Cross multiply
    86,582,089.70x = 119,481,807.03 × 46,889,297.91
  4. Step 4: Simplify right side
    86,582,089.70x = 5,602,418,044,541,791
  5. Step 5: Solve for x
    x = 5,602,418,044,541,791/86,582,089.70
  6. Step 6: Final answer
    x = 64,706,431.36

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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.