Home / 96,710,500.80-145,065,751.20-91,037,131.20

Finding the Fourth Proportional to 96,710,500.80, 145,065,751.20 and 91,037,131.20

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Solution

The fourth proportional to 96,710,500.80, 145,065,751.20 and 91,037,131.20 is: 136,555,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,710,500.80 : 145,065,751.20 = 91,037,131.20 : x
  2. Step 2: Convert to fraction form
    96,710,500.80/145,065,751.20 = 91,037,131.20/x
  3. Step 3: Cross multiply
    96,710,500.80x = 145,065,751.20 × 91,037,131.20
  4. Step 4: Simplify right side
    96,710,500.80x = 13,206,369,824,620,956
  5. Step 5: Solve for x
    x = 13,206,369,824,620,956/96,710,500.80
  6. Step 6: Final answer
    x = 136,555,696.80

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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.