Home / 11,912,546,837.17-16,438,784,352.47-6,828,265,841.59

Finding the Fourth Proportional to 11,912,546,837.17, 16,438,784,352.47 and 6,828,265,841.59

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Solution

The fourth proportional to 11,912,546,837.17, 16,438,784,352.47 and 6,828,265,841.59 is: 9,422,702,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,912,546,837.17 : 16,438,784,352.47 = 6,828,265,841.59 : x
  2. Step 2: Convert to fraction form
    11,912,546,837.17/16,438,784,352.47 = 6,828,265,841.59/x
  3. Step 3: Cross multiply
    11,912,546,837.17x = 16,438,784,352.47 × 6,828,265,841.59
  4. Step 4: Simplify right side
    11,912,546,837.17x = 112,248,389,671,235,092,480
  5. Step 5: Solve for x
    x = 112,248,389,671,235,092,480/11,912,546,837.17
  6. Step 6: Final answer
    x = 9,422,702,903.55

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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.