Home / 76,031,999.20-114,047,998.80-73,792,511.20

Finding the Fourth Proportional to 76,031,999.20, 114,047,998.80 and 73,792,511.20

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Solution

The fourth proportional to 76,031,999.20, 114,047,998.80 and 73,792,511.20 is: 110,688,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,031,999.20 : 114,047,998.80 = 73,792,511.20 : x
  2. Step 2: Convert to fraction form
    76,031,999.20/114,047,998.80 = 73,792,511.20/x
  3. Step 3: Cross multiply
    76,031,999.20x = 114,047,998.80 × 73,792,511.20
  4. Step 4: Simplify right side
    76,031,999.20x = 8,415,888,228,786,587
  5. Step 5: Solve for x
    x = 8,415,888,228,786,587/76,031,999.20
  6. Step 6: Final answer
    x = 110,688,766.80

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1.5x scale

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.