Home / 522,421,243.48-783,745,239.36-158,906,151.64

Finding the Fourth Proportional to 522,421,243.48, 783,745,239.36 and 158,906,151.64

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Solution

The fourth proportional to 522,421,243.48, 783,745,239.36 and 158,906,151.64 is: 238,393,712.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,421,243.48 : 783,745,239.36 = 158,906,151.64 : x
  2. Step 2: Convert to fraction form
    522,421,243.48/783,745,239.36 = 158,906,151.64/x
  3. Step 3: Cross multiply
    522,421,243.48x = 783,745,239.36 × 158,906,151.64
  4. Step 4: Simplify right side
    522,421,243.48x = 124,541,939,852,868,240
  5. Step 5: Solve for x
    x = 124,541,939,852,868,240/522,421,243.48
  6. Step 6: Final answer
    x = 238,393,712.75

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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.