Home / 163,213,915.20-244,820,872.80-42,045,367.20

Finding the Fourth Proportional to 163,213,915.20, 244,820,872.80 and 42,045,367.20

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Solution

The fourth proportional to 163,213,915.20, 244,820,872.80 and 42,045,367.20 is: 63,068,050.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,213,915.20 : 244,820,872.80 = 42,045,367.20 : x
  2. Step 2: Convert to fraction form
    163,213,915.20/244,820,872.80 = 42,045,367.20/x
  3. Step 3: Cross multiply
    163,213,915.20x = 244,820,872.80 × 42,045,367.20
  4. Step 4: Simplify right side
    163,213,915.20x = 10,293,583,495,100,494
  5. Step 5: Solve for x
    x = 10,293,583,495,100,494/163,213,915.20
  6. Step 6: Final answer
    x = 63,068,050.80

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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.