Home / 2,997,617,547.50-4,137,145,128.90-1,727,215,311.68

Finding the Fourth Proportional to 2,997,617,547.50, 4,137,145,128.90 and 1,727,215,311.68

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Solution

The fourth proportional to 2,997,617,547.50, 4,137,145,128.90 and 1,727,215,311.68 is: 2,383,806,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,617,547.50 : 4,137,145,128.90 = 1,727,215,311.68 : x
  2. Step 2: Convert to fraction form
    2,997,617,547.50/4,137,145,128.90 = 1,727,215,311.68/x
  3. Step 3: Cross multiply
    2,997,617,547.50x = 4,137,145,128.90 × 1,727,215,311.68
  4. Step 4: Simplify right side
    2,997,617,547.50x = 7,145,740,413,278,407,680
  5. Step 5: Solve for x
    x = 7,145,740,413,278,407,680/2,997,617,547.50
  6. Step 6: Final answer
    x = 2,383,806,573.07

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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.