Home / 22,126,571,529.04-30,515,371,401.41-15,683,647,746.52

Finding the Fourth Proportional to 22,126,571,529.04, 30,515,371,401.41 and 15,683,647,746.52

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Solution

The fourth proportional to 22,126,571,529.04, 30,515,371,401.41 and 15,683,647,746.52 is: 21,629,755,666.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126,571,529.04 : 30,515,371,401.41 = 15,683,647,746.52 : x
  2. Step 2: Convert to fraction form
    22,126,571,529.04/30,515,371,401.41 = 15,683,647,746.52/x
  3. Step 3: Cross multiply
    22,126,571,529.04x = 30,515,371,401.41 × 15,683,647,746.52
  4. Step 4: Simplify right side
    22,126,571,529.04x = 478,592,335,914,038,067,200
  5. Step 5: Solve for x
    x = 478,592,335,914,038,067,200/22,126,571,529.04
  6. Step 6: Final answer
    x = 21,629,755,666.66

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Double scale
Find fourth proportional to 22,126,571,530.04, 30,515,371,402.79 and 15,683,647,747.52
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1.5x scale

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.