Home / 377,013,390.80-565,520,086.20-195,614,862.80

Finding the Fourth Proportional to 377,013,390.80, 565,520,086.20 and 195,614,862.80

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Solution

The fourth proportional to 377,013,390.80, 565,520,086.20 and 195,614,862.80 is: 293,422,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,013,390.80 : 565,520,086.20 = 195,614,862.80 : x
  2. Step 2: Convert to fraction form
    377,013,390.80/565,520,086.20 = 195,614,862.80/x
  3. Step 3: Cross multiply
    377,013,390.80x = 565,520,086.20 × 195,614,862.80
  4. Step 4: Simplify right side
    377,013,390.80x = 110,624,134,072,657,184
  5. Step 5: Solve for x
    x = 110,624,134,072,657,184/377,013,390.80
  6. Step 6: Final answer
    x = 293,422,294.20

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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.