Home / 806,078,481,095.55-1,209,287,535,052.70-261,484,455,720.60

Finding the Fourth Proportional to 806,078,481,095.55, 1,209,287,535,052.70 and 261,484,455,720.60

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Solution

The fourth proportional to 806,078,481,095.55, 1,209,287,535,052.70 and 261,484,455,720.60 is: 392,281,769,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,078,481,095.55 : 1,209,287,535,052.70 = 261,484,455,720.60 : x
  2. Step 2: Convert to fraction form
    806,078,481,095.55/1,209,287,535,052.70 = 261,484,455,720.60/x
  3. Step 3: Cross multiply
    806,078,481,095.55x = 1,209,287,535,052.70 × 261,484,455,720.60
  4. Step 4: Simplify right side
    806,078,481,095.55x = 316,209,892,912,961,236,762,624
  5. Step 5: Solve for x
    x = 316,209,892,912,961,236,762,624/806,078,481,095.55
  6. Step 6: Final answer
    x = 392,281,769,491.23

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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.