Home / 18,657,905,389.60-25,610,854,438.88-16,496,003,401.60

Finding the Fourth Proportional to 18,657,905,389.60, 25,610,854,438.88 and 16,496,003,401.60

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Solution

The fourth proportional to 18,657,905,389.60, 25,610,854,438.88 and 16,496,003,401.60 is: 22,643,310,335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657,905,389.60 : 25,610,854,438.88 = 16,496,003,401.60 : x
  2. Step 2: Convert to fraction form
    18,657,905,389.60/25,610,854,438.88 = 16,496,003,401.60/x
  3. Step 3: Cross multiply
    18,657,905,389.60x = 25,610,854,438.88 × 16,496,003,401.60
  4. Step 4: Simplify right side
    18,657,905,389.60x = 422,476,741,941,646,983,168
  5. Step 5: Solve for x
    x = 422,476,741,941,646,983,168/18,657,905,389.60
  6. Step 6: Final answer
    x = 22,643,310,335.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.