Home / 228,276,165-342,342,319.50-74,886,477.96

Finding the Fourth Proportional to 228,276,165, 342,342,319.50 and 74,886,477.96

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Solution

The fourth proportional to 228,276,165, 342,342,319.50 and 74,886,477.96 is: 112,306,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,276,165 : 342,342,319.50 = 74,886,477.96 : x
  2. Step 2: Convert to fraction form
    228,276,165/342,342,319.50 = 74,886,477.96/x
  3. Step 3: Cross multiply
    228,276,165x = 342,342,319.50 × 74,886,477.96
  4. Step 4: Simplify right side
    228,276,165x = 25,636,810,564,012,024
  5. Step 5: Solve for x
    x = 25,636,810,564,012,024/228,276,165
  6. Step 6: Final answer
    x = 112,306,120.81

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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.