Home / 11,188,845,436.86-15,440,528,154.71-6,108,209,371.21

Finding the Fourth Proportional to 11,188,845,436.86, 15,440,528,154.71 and 6,108,209,371.21

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Solution

The fourth proportional to 11,188,845,436.86, 15,440,528,154.71 and 6,108,209,371.21 is: 8,429,286,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188,845,436.86 : 15,440,528,154.71 = 6,108,209,371.21 : x
  2. Step 2: Convert to fraction form
    11,188,845,436.86/15,440,528,154.71 = 6,108,209,371.21/x
  3. Step 3: Cross multiply
    11,188,845,436.86x = 15,440,528,154.71 × 6,108,209,371.21
  4. Step 4: Simplify right side
    11,188,845,436.86x = 94,313,978,771,074,564,096
  5. Step 5: Solve for x
    x = 94,313,978,771,074,564,096/11,188,845,436.86
  6. Step 6: Final answer
    x = 8,429,286,051.30

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Double scale
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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.