Home / 476,190,403.61-714,288,013.13-148,638,459.11

Finding the Fourth Proportional to 476,190,403.61, 714,288,013.13 and 148,638,459.11

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Solution

The fourth proportional to 476,190,403.61, 714,288,013.13 and 148,638,459.11 is: 222,958,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,190,403.61 : 714,288,013.13 = 148,638,459.11 : x
  2. Step 2: Convert to fraction form
    476,190,403.61/714,288,013.13 = 148,638,459.11/x
  3. Step 3: Cross multiply
    476,190,403.61x = 714,288,013.13 × 148,638,459.11
  4. Step 4: Simplify right side
    476,190,403.61x = 106,170,669,629,186,800
  5. Step 5: Solve for x
    x = 106,170,669,629,186,800/476,190,403.61
  6. Step 6: Final answer
    x = 222,958,440.21

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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.