Home / 228,276,156.50-342,342,306.74-74,886,469.46

Finding the Fourth Proportional to 228,276,156.50, 342,342,306.74 and 74,886,469.46

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Solution

The fourth proportional to 228,276,156.50, 342,342,306.74 and 74,886,469.46 is: 112,306,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,276,156.50 : 342,342,306.74 = 74,886,469.46 : x
  2. Step 2: Convert to fraction form
    228,276,156.50/342,342,306.74 = 74,886,469.46/x
  3. Step 3: Cross multiply
    228,276,156.50x = 342,342,306.74 × 74,886,469.46
  4. Step 4: Simplify right side
    228,276,156.50x = 25,636,806,698,550,960
  5. Step 5: Solve for x
    x = 25,636,806,698,550,960/228,276,156.50
  6. Step 6: Final answer
    x = 112,306,108.06

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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.