Home / 181,919,005.20-272,878,507.80-52,530,836.40

Finding the Fourth Proportional to 181,919,005.20, 272,878,507.80 and 52,530,836.40

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Solution

The fourth proportional to 181,919,005.20, 272,878,507.80 and 52,530,836.40 is: 78,796,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,919,005.20 : 272,878,507.80 = 52,530,836.40 : x
  2. Step 2: Convert to fraction form
    181,919,005.20/272,878,507.80 = 52,530,836.40/x
  3. Step 3: Cross multiply
    181,919,005.20x = 272,878,507.80 × 52,530,836.40
  4. Step 4: Simplify right side
    181,919,005.20x = 14,334,536,250,317,924
  5. Step 5: Solve for x
    x = 14,334,536,250,317,924/181,919,005.20
  6. Step 6: Final answer
    x = 78,796,254.60

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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.