Home / 228,095,999.10-342,143,998.65-221,377,535.10

Finding the Fourth Proportional to 228,095,999.10, 342,143,998.65 and 221,377,535.10

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Solution

The fourth proportional to 228,095,999.10, 342,143,998.65 and 221,377,535.10 is: 332,066,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,095,999.10 : 342,143,998.65 = 221,377,535.10 : x
  2. Step 2: Convert to fraction form
    228,095,999.10/342,143,998.65 = 221,377,535.10/x
  3. Step 3: Cross multiply
    228,095,999.10x = 342,143,998.65 × 221,377,535.10
  4. Step 4: Simplify right side
    228,095,999.10x = 75,742,995,070,394,720
  5. Step 5: Solve for x
    x = 75,742,995,070,394,720/228,095,999.10
  6. Step 6: Final answer
    x = 332,066,302.65

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1.5x scale

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.