Home / 189,072,001.80-283,608,002.70-93,321,448.20

Finding the Fourth Proportional to 189,072,001.80, 283,608,002.70 and 93,321,448.20

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Solution

The fourth proportional to 189,072,001.80, 283,608,002.70 and 93,321,448.20 is: 139,982,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,072,001.80 : 283,608,002.70 = 93,321,448.20 : x
  2. Step 2: Convert to fraction form
    189,072,001.80/283,608,002.70 = 93,321,448.20/x
  3. Step 3: Cross multiply
    189,072,001.80x = 283,608,002.70 × 93,321,448.20
  4. Step 4: Simplify right side
    189,072,001.80x = 26,466,709,533,073,508
  5. Step 5: Solve for x
    x = 26,466,709,533,073,508/189,072,001.80
  6. Step 6: Final answer
    x = 139,982,172.30

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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.