Home / 1,975,796,577.12-2,963,967,401.28-1,147,140,472.80

Finding the Fourth Proportional to 1,975,796,577.12, 2,963,967,401.28 and 1,147,140,472.80

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Solution

The fourth proportional to 1,975,796,577.12, 2,963,967,401.28 and 1,147,140,472.80 is: 1,720,868,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,796,577.12 : 2,963,967,401.28 = 1,147,140,472.80 : x
  2. Step 2: Convert to fraction form
    1,975,796,577.12/2,963,967,401.28 = 1,147,140,472.80/x
  3. Step 3: Cross multiply
    1,975,796,577.12x = 2,963,967,401.28 × 1,147,140,472.80
  4. Step 4: Simplify right side
    1,975,796,577.12x = 3,400,086,966,068,126,720
  5. Step 5: Solve for x
    x = 3,400,086,966,068,126,720/1,975,796,577.12
  6. Step 6: Final answer
    x = 1,720,868,942.40

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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.