Home / 2,520,072,004.80-3,780,108,007.20-1,649,359,070.40

Finding the Fourth Proportional to 2,520,072,004.80, 3,780,108,007.20 and 1,649,359,070.40

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Solution

The fourth proportional to 2,520,072,004.80, 3,780,108,007.20 and 1,649,359,070.40 is: 2,474,038,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,072,004.80 : 3,780,108,007.20 = 1,649,359,070.40 : x
  2. Step 2: Convert to fraction form
    2,520,072,004.80/3,780,108,007.20 = 1,649,359,070.40/x
  3. Step 3: Cross multiply
    2,520,072,004.80x = 3,780,108,007.20 × 1,649,359,070.40
  4. Step 4: Simplify right side
    2,520,072,004.80x = 6,234,755,428,766,988,288
  5. Step 5: Solve for x
    x = 6,234,755,428,766,988,288/2,520,072,004.80
  6. Step 6: Final answer
    x = 2,474,038,605.60

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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.