Home / 228,276,189-342,342,355.50-74,886,501.96

Finding the Fourth Proportional to 228,276,189, 342,342,355.50 and 74,886,501.96

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Solution

The fourth proportional to 228,276,189, 342,342,355.50 and 74,886,501.96 is: 112,306,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,276,189 : 342,342,355.50 = 74,886,501.96 : x
  2. Step 2: Convert to fraction form
    228,276,189/342,342,355.50 = 74,886,501.96/x
  3. Step 3: Cross multiply
    228,276,189x = 342,342,355.50 × 74,886,501.96
  4. Step 4: Simplify right side
    228,276,189x = 25,636,821,476,141,764
  5. Step 5: Solve for x
    x = 25,636,821,476,141,764/228,276,189
  6. Step 6: Final answer
    x = 112,306,156.80

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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.