Home / 105,336,288.19-157,831,889.05-56,099,866.47

Finding the Fourth Proportional to 105,336,288.19, 157,831,889.05 and 56,099,866.47

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Solution

The fourth proportional to 105,336,288.19, 157,831,889.05 and 56,099,866.47 is: 84,057,906.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,336,288.19 : 157,831,889.05 = 56,099,866.47 : x
  2. Step 2: Convert to fraction form
    105,336,288.19/157,831,889.05 = 56,099,866.47/x
  3. Step 3: Cross multiply
    105,336,288.19x = 157,831,889.05 × 56,099,866.47
  4. Step 4: Simplify right side
    105,336,288.19x = 8,854,347,900,412,856
  5. Step 5: Solve for x
    x = 8,854,347,900,412,856/105,336,288.19
  6. Step 6: Final answer
    x = 84,057,906.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.