Home / 87,348,109.68-131,017,438.44-26,764,011.12

Finding the Fourth Proportional to 87,348,109.68, 131,017,438.44 and 26,764,011.12

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Solution

The fourth proportional to 87,348,109.68, 131,017,438.44 and 26,764,011.12 is: 40,144,568.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,348,109.68 : 131,017,438.44 = 26,764,011.12 : x
  2. Step 2: Convert to fraction form
    87,348,109.68/131,017,438.44 = 26,764,011.12/x
  3. Step 3: Cross multiply
    87,348,109.68x = 131,017,438.44 × 26,764,011.12
  4. Step 4: Simplify right side
    87,348,109.68x = 3,506,552,179,322,075.50
  5. Step 5: Solve for x
    x = 3,506,552,179,322,075.50/87,348,109.68
  6. Step 6: Final answer
    x = 40,144,568.58

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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.