Home / 190,633,510.80-285,950,266.20-52,458,850.80

Finding the Fourth Proportional to 190,633,510.80, 285,950,266.20 and 52,458,850.80

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Solution

The fourth proportional to 190,633,510.80, 285,950,266.20 and 52,458,850.80 is: 78,688,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,633,510.80 : 285,950,266.20 = 52,458,850.80 : x
  2. Step 2: Convert to fraction form
    190,633,510.80/285,950,266.20 = 52,458,850.80/x
  3. Step 3: Cross multiply
    190,633,510.80x = 285,950,266.20 × 52,458,850.80
  4. Step 4: Simplify right side
    190,633,510.80x = 15,000,622,350,806,082
  5. Step 5: Solve for x
    x = 15,000,622,350,806,082/190,633,510.80
  6. Step 6: Final answer
    x = 78,688,276.20

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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.