Home / 79,826,115,671.88-110,152,504,156.48-47,705,082,955.08

Finding the Fourth Proportional to 79,826,115,671.88, 110,152,504,156.48 and 47,705,082,955.08

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Solution

The fourth proportional to 79,826,115,671.88, 110,152,504,156.48 and 47,705,082,955.08 is: 65,828,511,186.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,826,115,671.88 : 110,152,504,156.48 = 47,705,082,955.08 : x
  2. Step 2: Convert to fraction form
    79,826,115,671.88/110,152,504,156.48 = 47,705,082,955.08/x
  3. Step 3: Cross multiply
    79,826,115,671.88x = 110,152,504,156.48 × 47,705,082,955.08
  4. Step 4: Simplify right side
    79,826,115,671.88x = 5,254,834,348,494,672,625,664
  5. Step 5: Solve for x
    x = 5,254,834,348,494,672,625,664/79,826,115,671.88
  6. Step 6: Final answer
    x = 65,828,511,186.67

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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.