Home / 27,158,095,695.06-37,479,406,224.60-15,115,877,797.68

Finding the Fourth Proportional to 27,158,095,695.06, 37,479,406,224.60 and 15,115,877,797.68

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Solution

The fourth proportional to 27,158,095,695.06, 37,479,406,224.60 and 15,115,877,797.68 is: 20,860,598,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158,095,695.06 : 37,479,406,224.60 = 15,115,877,797.68 : x
  2. Step 2: Convert to fraction form
    27,158,095,695.06/37,479,406,224.60 = 15,115,877,797.68/x
  3. Step 3: Cross multiply
    27,158,095,695.06x = 37,479,406,224.60 × 15,115,877,797.68
  4. Step 4: Simplify right side
    27,158,095,695.06x = 566,534,124,420,660,723,712
  5. Step 5: Solve for x
    x = 566,534,124,420,660,723,712/27,158,095,695.06
  6. Step 6: Final answer
    x = 20,860,598,282.81

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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.