Home / 120,178,518.74-180,242,552.28-33,896,747.78

Finding the Fourth Proportional to 120,178,518.74, 180,242,552.28 and 33,896,747.78

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Solution

The fourth proportional to 120,178,518.74, 180,242,552.28 and 33,896,747.78 is: 50,838,006.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,178,518.74 : 180,242,552.28 = 33,896,747.78 : x
  2. Step 2: Convert to fraction form
    120,178,518.74/180,242,552.28 = 33,896,747.78/x
  3. Step 3: Cross multiply
    120,178,518.74x = 180,242,552.28 × 33,896,747.78
  4. Step 4: Simplify right side
    120,178,518.74x = 6,109,636,333,858,624
  5. Step 5: Solve for x
    x = 6,109,636,333,858,624/120,178,518.74
  6. Step 6: Final answer
    x = 50,838,006.64

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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.