Home / 20,595,861,823,944-28,403,197,730,120-15,031,372,334,076

Finding the Fourth Proportional to 20,595,861,823,944, 28,403,197,730,120 and 15,031,372,334,076

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Solution

The fourth proportional to 20,595,861,823,944, 28,403,197,730,120 and 15,031,372,334,076 is: 20,729,360,305,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,595,861,823,944 : 28,403,197,730,120 = 15,031,372,334,076 : x
  2. Step 2: Convert to fraction form
    20,595,861,823,944/28,403,197,730,120 = 15,031,372,334,076/x
  3. Step 3: Cross multiply
    20,595,861,823,944x = 28,403,197,730,120 × 15,031,372,334,076
  4. Step 4: Simplify right side
    20,595,861,823,944x = 426,939,040,559,816,037,546,065,920
  5. Step 5: Solve for x
    x = 426,939,040,559,816,037,546,065,920/20,595,861,823,944
  6. Step 6: Final answer
    x = 20,729,360,305,936.42

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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.