Home / 14,401,686,959.03-19,873,896,545.24-7,971,770,498.31

Finding the Fourth Proportional to 14,401,686,959.03, 19,873,896,545.24 and 7,971,770,498.31

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Solution

The fourth proportional to 14,401,686,959.03, 19,873,896,545.24 and 7,971,770,498.31 is: 11,000,804,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,401,686,959.03 : 19,873,896,545.24 = 7,971,770,498.31 : x
  2. Step 2: Convert to fraction form
    14,401,686,959.03/19,873,896,545.24 = 7,971,770,498.31/x
  3. Step 3: Cross multiply
    14,401,686,959.03x = 19,873,896,545.24 × 7,971,770,498.31
  4. Step 4: Simplify right side
    14,401,686,959.03x = 158,430,142,165,833,187,328
  5. Step 5: Solve for x
    x = 158,430,142,165,833,187,328/14,401,686,959.03
  6. Step 6: Final answer
    x = 11,000,804,462.46

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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.