Home / 1,216,785,926,082.40-1,825,178,889,123.60-1,165,196,184,719.20

Finding the Fourth Proportional to 1,216,785,926,082.40, 1,825,178,889,123.60 and 1,165,196,184,719.20

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Solution

The fourth proportional to 1,216,785,926,082.40, 1,825,178,889,123.60 and 1,165,196,184,719.20 is: 1,747,794,277,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,785,926,082.40 : 1,825,178,889,123.60 = 1,165,196,184,719.20 : x
  2. Step 2: Convert to fraction form
    1,216,785,926,082.40/1,825,178,889,123.60 = 1,165,196,184,719.20/x
  3. Step 3: Cross multiply
    1,216,785,926,082.40x = 1,825,178,889,123.60 × 1,165,196,184,719.20
  4. Step 4: Simplify right side
    1,216,785,926,082.40x = 2,126,691,478,036,846,485,700,608
  5. Step 5: Solve for x
    x = 2,126,691,478,036,846,485,700,608/1,216,785,926,082.40
  6. Step 6: Final answer
    x = 1,747,794,277,078.80

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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.