Home / 99,375,060.80-148,973,944.80-38,776,692.80

Finding the Fourth Proportional to 99,375,060.80, 148,973,944.80 and 38,776,692.80

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Solution

The fourth proportional to 99,375,060.80, 148,973,944.80 and 38,776,692.80 is: 58,130,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,375,060.80 : 148,973,944.80 = 38,776,692.80 : x
  2. Step 2: Convert to fraction form
    99,375,060.80/148,973,944.80 = 38,776,692.80/x
  3. Step 3: Cross multiply
    99,375,060.80x = 148,973,944.80 × 38,776,692.80
  4. Step 4: Simplify right side
    99,375,060.80x = 5,776,716,892,713,757
  5. Step 5: Solve for x
    x = 5,776,716,892,713,757/99,375,060.80
  6. Step 6: Final answer
    x = 58,130,448.89

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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.