Home / 14,401,686,958.77-19,873,896,544.90-7,971,770,498.06

Finding the Fourth Proportional to 14,401,686,958.77, 19,873,896,544.90 and 7,971,770,498.06

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Solution

The fourth proportional to 14,401,686,958.77, 19,873,896,544.90 and 7,971,770,498.06 is: 11,000,804,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,401,686,958.77 : 19,873,896,544.90 = 7,971,770,498.06 : x
  2. Step 2: Convert to fraction form
    14,401,686,958.77/19,873,896,544.90 = 7,971,770,498.06/x
  3. Step 3: Cross multiply
    14,401,686,958.77x = 19,873,896,544.90 × 7,971,770,498.06
  4. Step 4: Simplify right side
    14,401,686,958.77x = 158,430,142,158,130,413,568
  5. Step 5: Solve for x
    x = 158,430,142,158,130,413,568/14,401,686,958.77
  6. Step 6: Final answer
    x = 11,000,804,462.12

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1.5x scale

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.