Home / 660,049,732,480.20-990,074,598,720.30-188,946,417,856.20

Finding the Fourth Proportional to 660,049,732,480.20, 990,074,598,720.30 and 188,946,417,856.20

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Solution

The fourth proportional to 660,049,732,480.20, 990,074,598,720.30 and 188,946,417,856.20 is: 283,419,626,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,049,732,480.20 : 990,074,598,720.30 = 188,946,417,856.20 : x
  2. Step 2: Convert to fraction form
    660,049,732,480.20/990,074,598,720.30 = 188,946,417,856.20/x
  3. Step 3: Cross multiply
    660,049,732,480.20x = 990,074,598,720.30 × 188,946,417,856.20
  4. Step 4: Simplify right side
    660,049,732,480.20x = 187,071,048,838,615,368,990,720
  5. Step 5: Solve for x
    x = 187,071,048,838,615,368,990,720/660,049,732,480.20
  6. Step 6: Final answer
    x = 283,419,626,784.30

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1.5x scale

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.