Home / 377,012,836.80-565,519,255.20-195,614,308.80

Finding the Fourth Proportional to 377,012,836.80, 565,519,255.20 and 195,614,308.80

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Solution

The fourth proportional to 377,012,836.80, 565,519,255.20 and 195,614,308.80 is: 293,421,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,012,836.80 : 565,519,255.20 = 195,614,308.80 : x
  2. Step 2: Convert to fraction form
    377,012,836.80/565,519,255.20 = 195,614,308.80/x
  3. Step 3: Cross multiply
    377,012,836.80x = 565,519,255.20 × 195,614,308.80
  4. Step 4: Simplify right side
    377,012,836.80x = 110,623,658,219,038,816
  5. Step 5: Solve for x
    x = 110,623,658,219,038,816/377,012,836.80
  6. Step 6: Final answer
    x = 293,421,463.20

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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.