Home / 295,611,493.61-407,926,333.37-163,442,116.91

Finding the Fourth Proportional to 295,611,493.61, 407,926,333.37 and 163,442,116.91

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Solution

The fourth proportional to 295,611,493.61, 407,926,333.37 and 163,442,116.91 is: 225,540,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,611,493.61 : 407,926,333.37 = 163,442,116.91 : x
  2. Step 2: Convert to fraction form
    295,611,493.61/407,926,333.37 = 163,442,116.91/x
  3. Step 3: Cross multiply
    295,611,493.61x = 407,926,333.37 × 163,442,116.91
  4. Step 4: Simplify right side
    295,611,493.61x = 66,672,343,470,755,592
  5. Step 5: Solve for x
    x = 66,672,343,470,755,592/295,611,493.61
  6. Step 6: Final answer
    x = 225,540,430.30

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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.