Home / 2,781,446,391,638.90-4,172,169,587,458.40-2,781,446,391,638.90

Finding the Fourth Proportional to 2,781,446,391,638.90, 4,172,169,587,458.40 and 2,781,446,391,638.90

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Solution

The fourth proportional to 2,781,446,391,638.90, 4,172,169,587,458.40 and 2,781,446,391,638.90 is: 4,172,169,587,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,446,391,638.90 : 4,172,169,587,458.40 = 2,781,446,391,638.90 : x
  2. Step 2: Convert to fraction form
    2,781,446,391,638.90/4,172,169,587,458.40 = 2,781,446,391,638.90/x
  3. Step 3: Cross multiply
    2,781,446,391,638.90x = 4,172,169,587,458.40 × 2,781,446,391,638.90
  4. Step 4: Simplify right side
    2,781,446,391,638.90x = 11,604,666,044,341,724,899,180,544
  5. Step 5: Solve for x
    x = 11,604,666,044,341,724,899,180,544/2,781,446,391,638.90
  6. Step 6: Final answer
    x = 4,172,169,587,458.40

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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.