Home / 247,965,000.90-342,183,114.54-136,445,412.96

Finding the Fourth Proportional to 247,965,000.90, 342,183,114.54 and 136,445,412.96

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Solution

The fourth proportional to 247,965,000.90, 342,183,114.54 and 136,445,412.96 is: 188,289,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,965,000.90 : 342,183,114.54 = 136,445,412.96 : x
  2. Step 2: Convert to fraction form
    247,965,000.90/342,183,114.54 = 136,445,412.96/x
  3. Step 3: Cross multiply
    247,965,000.90x = 342,183,114.54 × 136,445,412.96
  4. Step 4: Simplify right side
    247,965,000.90x = 46,689,316,371,349,288
  5. Step 5: Solve for x
    x = 46,689,316,371,349,288/247,965,000.90
  6. Step 6: Final answer
    x = 188,289,944.96

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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.