Home / 121,387,635.60-182,018,467.80-44,671,174.80

Finding the Fourth Proportional to 121,387,635.60, 182,018,467.80 and 44,671,174.80

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Solution

The fourth proportional to 121,387,635.60, 182,018,467.80 and 44,671,174.80 is: 66,983,583.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,387,635.60 : 182,018,467.80 = 44,671,174.80 : x
  2. Step 2: Convert to fraction form
    121,387,635.60/182,018,467.80 = 44,671,174.80/x
  3. Step 3: Cross multiply
    121,387,635.60x = 182,018,467.80 × 44,671,174.80
  4. Step 4: Simplify right side
    121,387,635.60x = 8,130,978,791,921,971
  5. Step 5: Solve for x
    x = 8,130,978,791,921,971/121,387,635.60
  6. Step 6: Final answer
    x = 66,983,583.23

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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.