Home / 1,101,293,719.94-1,651,995,471.72-314,464,072.70

Finding the Fourth Proportional to 1,101,293,719.94, 1,651,995,471.72 and 314,464,072.70

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Solution

The fourth proportional to 1,101,293,719.94, 1,651,995,471.72 and 314,464,072.70 is: 471,711,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,293,719.94 : 1,651,995,471.72 = 314,464,072.70 : x
  2. Step 2: Convert to fraction form
    1,101,293,719.94/1,651,995,471.72 = 314,464,072.70/x
  3. Step 3: Cross multiply
    1,101,293,719.94x = 1,651,995,471.72 × 314,464,072.70
  4. Step 4: Simplify right side
    1,101,293,719.94x = 519,493,224,119,028,864
  5. Step 5: Solve for x
    x = 519,493,224,119,028,864/1,101,293,719.94
  6. Step 6: Final answer
    x = 471,711,782.89

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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.