Home / 121,590,735.24-182,404,998.08-40,830,598.92

Finding the Fourth Proportional to 121,590,735.24, 182,404,998.08 and 40,830,598.92

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Solution

The fourth proportional to 121,590,735.24, 182,404,998.08 and 40,830,598.92 is: 61,252,243.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,590,735.24 : 182,404,998.08 = 40,830,598.92 : x
  2. Step 2: Convert to fraction form
    121,590,735.24/182,404,998.08 = 40,830,598.92/x
  3. Step 3: Cross multiply
    121,590,735.24x = 182,404,998.08 × 40,830,598.92
  4. Step 4: Simplify right side
    121,590,735.24x = 7,447,705,317,607,851
  5. Step 5: Solve for x
    x = 7,447,705,317,607,851/121,590,735.24
  6. Step 6: Final answer
    x = 61,252,243.46

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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.