Home / 15,904,173,307.20-21,947,825,456.28-8,767,430,335.68

Finding the Fourth Proportional to 15,904,173,307.20, 21,947,825,456.28 and 8,767,430,335.68

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Solution

The fourth proportional to 15,904,173,307.20, 21,947,825,456.28 and 8,767,430,335.68 is: 12,099,090,407.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904,173,307.20 : 21,947,825,456.28 = 8,767,430,335.68 : x
  2. Step 2: Convert to fraction form
    15,904,173,307.20/21,947,825,456.28 = 8,767,430,335.68/x
  3. Step 3: Cross multiply
    15,904,173,307.20x = 21,947,825,456.28 × 8,767,430,335.68
  4. Step 4: Simplify right side
    15,904,173,307.20x = 192,426,030,707,599,015,936
  5. Step 5: Solve for x
    x = 192,426,030,707,599,015,936/15,904,173,307.20
  6. Step 6: Final answer
    x = 12,099,090,407.96

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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.