Home / 211,046,200.20-316,569,300.30-74,745,361.80

Finding the Fourth Proportional to 211,046,200.20, 316,569,300.30 and 74,745,361.80

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Solution

The fourth proportional to 211,046,200.20, 316,569,300.30 and 74,745,361.80 is: 112,118,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,046,200.20 : 316,569,300.30 = 74,745,361.80 : x
  2. Step 2: Convert to fraction form
    211,046,200.20/316,569,300.30 = 74,745,361.80/x
  3. Step 3: Cross multiply
    211,046,200.20x = 316,569,300.30 × 74,745,361.80
  4. Step 4: Simplify right side
    211,046,200.20x = 23,662,086,885,696,348
  5. Step 5: Solve for x
    x = 23,662,086,885,696,348/211,046,200.20
  6. Step 6: Final answer
    x = 112,118,042.70

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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.