Home / 181,497,128.80-272,245,693.20-66,493,296.40

Finding the Fourth Proportional to 181,497,128.80, 272,245,693.20 and 66,493,296.40

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Solution

The fourth proportional to 181,497,128.80, 272,245,693.20 and 66,493,296.40 is: 99,739,944.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,497,128.80 : 272,245,693.20 = 66,493,296.40 : x
  2. Step 2: Convert to fraction form
    181,497,128.80/272,245,693.20 = 66,493,296.40/x
  3. Step 3: Cross multiply
    181,497,128.80x = 272,245,693.20 × 66,493,296.40
  4. Step 4: Simplify right side
    181,497,128.80x = 18,102,513,571,571,064
  5. Step 5: Solve for x
    x = 18,102,513,571,571,064/181,497,128.80
  6. Step 6: Final answer
    x = 99,739,944.60

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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.