Home / 21,470,788,523.07-32,195,407,652.26-12,509,873,681.41

Finding the Fourth Proportional to 21,470,788,523.07, 32,195,407,652.26 and 12,509,873,681.41

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Solution

The fourth proportional to 21,470,788,523.07, 32,195,407,652.26 and 12,509,873,681.41 is: 18,758,532,432.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,470,788,523.07 : 32,195,407,652.26 = 12,509,873,681.41 : x
  2. Step 2: Convert to fraction form
    21,470,788,523.07/32,195,407,652.26 = 12,509,873,681.41/x
  3. Step 3: Cross multiply
    21,470,788,523.07x = 32,195,407,652.26 × 12,509,873,681.41
  4. Step 4: Simplify right side
    21,470,788,523.07x = 402,760,482,851,176,841,216
  5. Step 5: Solve for x
    x = 402,760,482,851,176,841,216/21,470,788,523.07
  6. Step 6: Final answer
    x = 18,758,532,432.02

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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.