Home / 12,932,659,806.38-19,398,908,307.15-6,959,599,570.28

Finding the Fourth Proportional to 12,932,659,806.38, 19,398,908,307.15 and 6,959,599,570.28

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Solution

The fourth proportional to 12,932,659,806.38, 19,398,908,307.15 and 6,959,599,570.28 is: 10,439,355,549.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932,659,806.38 : 19,398,908,307.15 = 6,959,599,570.28 : x
  2. Step 2: Convert to fraction form
    12,932,659,806.38/19,398,908,307.15 = 6,959,599,570.28/x
  3. Step 3: Cross multiply
    12,932,659,806.38x = 19,398,908,307.15 × 6,959,599,570.28
  4. Step 4: Simplify right side
    12,932,659,806.38x = 135,008,633,918,390,779,904
  5. Step 5: Solve for x
    x = 135,008,633,918,390,779,904/12,932,659,806.38
  6. Step 6: Final answer
    x = 10,439,355,549.41

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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.