Home / 440,416,922.28-607,814,079.70-242,213,344.12

Finding the Fourth Proportional to 440,416,922.28, 607,814,079.70 and 242,213,344.12

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Solution

The fourth proportional to 440,416,922.28, 607,814,079.70 and 242,213,344.12 is: 334,275,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,416,922.28 : 607,814,079.70 = 242,213,344.12 : x
  2. Step 2: Convert to fraction form
    440,416,922.28/607,814,079.70 = 242,213,344.12/x
  3. Step 3: Cross multiply
    440,416,922.28x = 607,814,079.70 × 242,213,344.12
  4. Step 4: Simplify right side
    440,416,922.28x = 147,220,680,847,357,216
  5. Step 5: Solve for x
    x = 147,220,680,847,357,216/440,416,922.28
  6. Step 6: Final answer
    x = 334,275,713.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.