Home / 285,060,937.55-427,592,830.05-100,828,583.46

Finding the Fourth Proportional to 285,060,937.55, 427,592,830.05 and 100,828,583.46

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Solution

The fourth proportional to 285,060,937.55, 427,592,830.05 and 100,828,583.46 is: 151,243,378.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,060,937.55 : 427,592,830.05 = 100,828,583.46 : x
  2. Step 2: Convert to fraction form
    285,060,937.55/427,592,830.05 = 100,828,583.46/x
  3. Step 3: Cross multiply
    285,060,937.55x = 427,592,830.05 × 100,828,583.46
  4. Step 4: Simplify right side
    285,060,937.55x = 43,113,579,351,594,016
  5. Step 5: Solve for x
    x = 43,113,579,351,594,016/285,060,937.55
  6. Step 6: Final answer
    x = 151,243,378.78

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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.