Home / 388,484,811.60-582,727,217.40-301,753,640.40

Finding the Fourth Proportional to 388,484,811.60, 582,727,217.40 and 301,753,640.40

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Solution

The fourth proportional to 388,484,811.60, 582,727,217.40 and 301,753,640.40 is: 452,630,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,484,811.60 : 582,727,217.40 = 301,753,640.40 : x
  2. Step 2: Convert to fraction form
    388,484,811.60/582,727,217.40 = 301,753,640.40/x
  3. Step 3: Cross multiply
    388,484,811.60x = 582,727,217.40 × 301,753,640.40
  4. Step 4: Simplify right side
    388,484,811.60x = 175,840,059,210,612,192
  5. Step 5: Solve for x
    x = 175,840,059,210,612,192/388,484,811.60
  6. Step 6: Final answer
    x = 452,630,460.60

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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.