Home / 1,915,812,060.30-2,873,718,090.45-535,624,353.90

Finding the Fourth Proportional to 1,915,812,060.30, 2,873,718,090.45 and 535,624,353.90

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Solution

The fourth proportional to 1,915,812,060.30, 2,873,718,090.45 and 535,624,353.90 is: 803,436,530.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,812,060.30 : 2,873,718,090.45 = 535,624,353.90 : x
  2. Step 2: Convert to fraction form
    1,915,812,060.30/2,873,718,090.45 = 535,624,353.90/x
  3. Step 3: Cross multiply
    1,915,812,060.30x = 2,873,718,090.45 × 535,624,353.90
  4. Step 4: Simplify right side
    1,915,812,060.30x = 1,539,233,395,488,022,784
  5. Step 5: Solve for x
    x = 1,539,233,395,488,022,784/1,915,812,060.30
  6. Step 6: Final answer
    x = 803,436,530.85

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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.