Home / 2,781,446,405,139.40-4,172,169,607,708.90-2,781,446,405,139.40

Finding the Fourth Proportional to 2,781,446,405,139.40, 4,172,169,607,708.90 and 2,781,446,405,139.40

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Solution

The fourth proportional to 2,781,446,405,139.40, 4,172,169,607,708.90 and 2,781,446,405,139.40 is: 4,172,169,607,708.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,446,405,139.40 : 4,172,169,607,708.90 = 2,781,446,405,139.40 : x
  2. Step 2: Convert to fraction form
    2,781,446,405,139.40/4,172,169,607,708.90 = 2,781,446,405,139.40/x
  3. Step 3: Cross multiply
    2,781,446,405,139.40x = 4,172,169,607,708.90 × 2,781,446,405,139.40
  4. Step 4: Simplify right side
    2,781,446,405,139.40x = 11,604,666,156,993,780,008,353,792
  5. Step 5: Solve for x
    x = 11,604,666,156,993,780,008,353,792/2,781,446,405,139.40
  6. Step 6: Final answer
    x = 4,172,169,607,708.90

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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.