Home / 14,592,448,638.29-20,137,608,794.35-7,909,449,730.13

Finding the Fourth Proportional to 14,592,448,638.29, 20,137,608,794.35 and 7,909,449,730.13

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Solution

The fourth proportional to 14,592,448,638.29, 20,137,608,794.35 and 7,909,449,730.13 is: 10,915,056,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,592,448,638.29 : 20,137,608,794.35 = 7,909,449,730.13 : x
  2. Step 2: Convert to fraction form
    14,592,448,638.29/20,137,608,794.35 = 7,909,449,730.13/x
  3. Step 3: Cross multiply
    14,592,448,638.29x = 20,137,608,794.35 × 7,909,449,730.13
  4. Step 4: Simplify right side
    14,592,448,638.29x = 159,277,404,443,999,272,960
  5. Step 5: Solve for x
    x = 159,277,404,443,999,272,960/14,592,448,638.29
  6. Step 6: Final answer
    x = 10,915,056,711.32

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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.