Home / 99,035,855.80-148,553,783.70-73,526,687.80

Finding the Fourth Proportional to 99,035,855.80, 148,553,783.70 and 73,526,687.80

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Solution

The fourth proportional to 99,035,855.80, 148,553,783.70 and 73,526,687.80 is: 110,290,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,035,855.80 : 148,553,783.70 = 73,526,687.80 : x
  2. Step 2: Convert to fraction form
    99,035,855.80/148,553,783.70 = 73,526,687.80/x
  3. Step 3: Cross multiply
    99,035,855.80x = 148,553,783.70 × 73,526,687.80
  4. Step 4: Simplify right side
    99,035,855.80x = 10,922,667,675,618,628
  5. Step 5: Solve for x
    x = 10,922,667,675,618,628/99,035,855.80
  6. Step 6: Final answer
    x = 110,290,031.70

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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.