Home / 21,998,501,583,568-30,359,536,691,584-12,751,873,063,457

Finding the Fourth Proportional to 21,998,501,583,568, 30,359,536,691,584 and 12,751,873,063,457

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Solution

The fourth proportional to 21,998,501,583,568, 30,359,536,691,584 and 12,751,873,063,457 is: 17,598,514,911,834.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,998,501,583,568 : 30,359,536,691,584 = 12,751,873,063,457 : x
  2. Step 2: Convert to fraction form
    21,998,501,583,568/30,359,536,691,584 = 12,751,873,063,457/x
  3. Step 3: Cross multiply
    21,998,501,583,568x = 30,359,536,691,584 × 12,751,873,063,457
  4. Step 4: Simplify right side
    21,998,501,583,568x = 387,140,958,156,444,439,127,523,328
  5. Step 5: Solve for x
    x = 387,140,958,156,444,439,127,523,328/21,998,501,583,568
  6. Step 6: Final answer
    x = 17,598,514,911,834.87

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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.