Home / 190,199,798.01-285,100,593.18-79,598,840.07

Finding the Fourth Proportional to 190,199,798.01, 285,100,593.18 and 79,598,840.07

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Solution

The fourth proportional to 190,199,798.01, 285,100,593.18 and 79,598,840.07 is: 119,314,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,199,798.01 : 285,100,593.18 = 79,598,840.07 : x
  2. Step 2: Convert to fraction form
    190,199,798.01/285,100,593.18 = 79,598,840.07/x
  3. Step 3: Cross multiply
    190,199,798.01x = 285,100,593.18 × 79,598,840.07
  4. Step 4: Simplify right side
    190,199,798.01x = 22,693,676,520,396,952
  5. Step 5: Solve for x
    x = 22,693,676,520,396,952/190,199,798.01
  6. Step 6: Final answer
    x = 119,314,934.91

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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.