Home / 181,920,161.20-272,880,241.80-52,531,992.40

Finding the Fourth Proportional to 181,920,161.20, 272,880,241.80 and 52,531,992.40

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Solution

The fourth proportional to 181,920,161.20, 272,880,241.80 and 52,531,992.40 is: 78,797,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,920,161.20 : 272,880,241.80 = 52,531,992.40 : x
  2. Step 2: Convert to fraction form
    181,920,161.20/272,880,241.80 = 52,531,992.40/x
  3. Step 3: Cross multiply
    181,920,161.20x = 272,880,241.80 × 52,531,992.40
  4. Step 4: Simplify right side
    181,920,161.20x = 14,334,942,788,347,762
  5. Step 5: Solve for x
    x = 14,334,942,788,347,762/181,920,161.20
  6. Step 6: Final answer
    x = 78,797,988.60

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1.5x scale

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.