Home / 5,117,646,521-7,676,469,781.50-1,240,252,985

Finding the Fourth Proportional to 5,117,646,521, 7,676,469,781.50 and 1,240,252,985

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Solution

The fourth proportional to 5,117,646,521, 7,676,469,781.50 and 1,240,252,985 is: 1,860,379,477.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117,646,521 : 7,676,469,781.50 = 1,240,252,985 : x
  2. Step 2: Convert to fraction form
    5,117,646,521/7,676,469,781.50 = 1,240,252,985/x
  3. Step 3: Cross multiply
    5,117,646,521x = 7,676,469,781.50 × 1,240,252,985
  4. Step 4: Simplify right side
    5,117,646,521x = 9,520,764,560,767,672,320
  5. Step 5: Solve for x
    x = 9,520,764,560,767,672,320/5,117,646,521
  6. Step 6: Final answer
    x = 1,860,379,477.50

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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.