Home / 1,410,742,522.52-1,946,589,358.92-784,125,753.92

Finding the Fourth Proportional to 1,410,742,522.52, 1,946,589,358.92 and 784,125,753.92

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Solution

The fourth proportional to 1,410,742,522.52, 1,946,589,358.92 and 784,125,753.92 is: 1,081,962,742.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,742,522.52 : 1,946,589,358.92 = 784,125,753.92 : x
  2. Step 2: Convert to fraction form
    1,410,742,522.52/1,946,589,358.92 = 784,125,753.92/x
  3. Step 3: Cross multiply
    1,410,742,522.52x = 1,946,589,358.92 × 784,125,753.92
  4. Step 4: Simplify right side
    1,410,742,522.52x = 1,526,370,848,635,794,432
  5. Step 5: Solve for x
    x = 1,526,370,848,635,794,432/1,410,742,522.52
  6. Step 6: Final answer
    x = 1,081,962,742.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.