Home / 42,272,093,080.10-63,408,139,620.15-12,828,088,676.90

Finding the Fourth Proportional to 42,272,093,080.10, 63,408,139,620.15 and 12,828,088,676.90

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Solution

The fourth proportional to 42,272,093,080.10, 63,408,139,620.15 and 12,828,088,676.90 is: 19,242,133,015.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,272,093,080.10 : 63,408,139,620.15 = 12,828,088,676.90 : x
  2. Step 2: Convert to fraction form
    42,272,093,080.10/63,408,139,620.15 = 12,828,088,676.90/x
  3. Step 3: Cross multiply
    42,272,093,080.10x = 63,408,139,620.15 × 12,828,088,676.90
  4. Step 4: Simplify right side
    42,272,093,080.10x = 813,405,237,884,540,420,096
  5. Step 5: Solve for x
    x = 813,405,237,884,540,420,096/42,272,093,080.10
  6. Step 6: Final answer
    x = 19,242,133,015.35

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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.