Home / 617,805,999.30-926,694,829.35-311,015,727.30

Finding the Fourth Proportional to 617,805,999.30, 926,694,829.35 and 311,015,727.30

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Solution

The fourth proportional to 617,805,999.30, 926,694,829.35 and 311,015,727.30 is: 466,516,457.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,805,999.30 : 926,694,829.35 = 311,015,727.30 : x
  2. Step 2: Convert to fraction form
    617,805,999.30/926,694,829.35 = 311,015,727.30/x
  3. Step 3: Cross multiply
    617,805,999.30x = 926,694,829.35 × 311,015,727.30
  4. Step 4: Simplify right side
    617,805,999.30x = 288,216,666,335,439,648
  5. Step 5: Solve for x
    x = 288,216,666,335,439,648/617,805,999.30
  6. Step 6: Final answer
    x = 466,516,457.69

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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.