Home / 104,790,811.52-156,449,409.73-80,069,357.20

Finding the Fourth Proportional to 104,790,811.52, 156,449,409.73 and 80,069,357.20

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Solution

The fourth proportional to 104,790,811.52, 156,449,409.73 and 80,069,357.20 is: 119,541,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,790,811.52 : 156,449,409.73 = 80,069,357.20 : x
  2. Step 2: Convert to fraction form
    104,790,811.52/156,449,409.73 = 80,069,357.20/x
  3. Step 3: Cross multiply
    104,790,811.52x = 156,449,409.73 × 80,069,357.20
  4. Step 4: Simplify right side
    104,790,811.52x = 12,526,803,671,400,526
  5. Step 5: Solve for x
    x = 12,526,803,671,400,526/104,790,811.52
  6. Step 6: Final answer
    x = 119,541,050.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.