Home / 189,296,483.20-283,748,769.60-102,852,246.40

Finding the Fourth Proportional to 189,296,483.20, 283,748,769.60 and 102,852,246.40

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Solution

The fourth proportional to 189,296,483.20, 283,748,769.60 and 102,852,246.40 is: 154,171,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,296,483.20 : 283,748,769.60 = 102,852,246.40 : x
  2. Step 2: Convert to fraction form
    189,296,483.20/283,748,769.60 = 102,852,246.40/x
  3. Step 3: Cross multiply
    189,296,483.20x = 283,748,769.60 × 102,852,246.40
  4. Step 4: Simplify right side
    189,296,483.20x = 29,184,198,366,596,032
  5. Step 5: Solve for x
    x = 29,184,198,366,596,032/189,296,483.20
  6. Step 6: Final answer
    x = 154,171,899.41

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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.