Home / 255,696,127.89-383,551,337.80-83,172,942.03

Finding the Fourth Proportional to 255,696,127.89, 383,551,337.80 and 83,172,942.03

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Solution

The fourth proportional to 255,696,127.89, 383,551,337.80 and 83,172,942.03 is: 124,761,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,696,127.89 : 383,551,337.80 = 83,172,942.03 : x
  2. Step 2: Convert to fraction form
    255,696,127.89/383,551,337.80 = 83,172,942.03/x
  3. Step 3: Cross multiply
    255,696,127.89x = 383,551,337.80 × 83,172,942.03
  4. Step 4: Simplify right side
    255,696,127.89x = 31,901,093,182,242,664
  5. Step 5: Solve for x
    x = 31,901,093,182,242,664/255,696,127.89
  6. Step 6: Final answer
    x = 124,761,737.48

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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.