Home / 21,071,027,439-31,593,919,114.42-6,706,531,177.75

Finding the Fourth Proportional to 21,071,027,439, 31,593,919,114.42 and 6,706,531,177.75

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Solution

The fourth proportional to 21,071,027,439, 31,593,919,114.42 and 6,706,531,177.75 is: 10,055,779,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,071,027,439 : 31,593,919,114.42 = 6,706,531,177.75 : x
  2. Step 2: Convert to fraction form
    21,071,027,439/31,593,919,114.42 = 6,706,531,177.75/x
  3. Step 3: Cross multiply
    21,071,027,439x = 31,593,919,114.42 × 6,706,531,177.75
  4. Step 4: Simplify right side
    21,071,027,439x = 211,885,603,568,169,385,984
  5. Step 5: Solve for x
    x = 211,885,603,568,169,385,984/21,071,027,439
  6. Step 6: Final answer
    x = 10,055,779,395.74

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1.5x scale

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.