Home / 2,541,789,027.40-3,812,683,541.10-905,423,139.40

Finding the Fourth Proportional to 2,541,789,027.40, 3,812,683,541.10 and 905,423,139.40

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Solution

The fourth proportional to 2,541,789,027.40, 3,812,683,541.10 and 905,423,139.40 is: 1,358,134,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541,789,027.40 : 3,812,683,541.10 = 905,423,139.40 : x
  2. Step 2: Convert to fraction form
    2,541,789,027.40/3,812,683,541.10 = 905,423,139.40/x
  3. Step 3: Cross multiply
    2,541,789,027.40x = 3,812,683,541.10 × 905,423,139.40
  4. Step 4: Simplify right side
    2,541,789,027.40x = 3,452,091,901,321,470,976
  5. Step 5: Solve for x
    x = 3,452,091,901,321,470,976/2,541,789,027.40
  6. Step 6: Final answer
    x = 1,358,134,709.10

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Similar ratio
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1.5x scale

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.