Home / 99,481,544.20-149,080,598.70-73,370,076.40

Finding the Fourth Proportional to 99,481,544.20, 149,080,598.70 and 73,370,076.40

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Solution

The fourth proportional to 99,481,544.20, 149,080,598.70 and 73,370,076.40 is: 109,950,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,481,544.20 : 149,080,598.70 = 73,370,076.40 : x
  2. Step 2: Convert to fraction form
    99,481,544.20/149,080,598.70 = 73,370,076.40/x
  3. Step 3: Cross multiply
    99,481,544.20x = 149,080,598.70 × 73,370,076.40
  4. Step 4: Simplify right side
    99,481,544.20x = 10,938,054,916,376,740
  5. Step 5: Solve for x
    x = 10,938,054,916,376,740/99,481,544.20
  6. Step 6: Final answer
    x = 109,950,594.40

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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.