Home / 189,356,301.20-283,838,496.60-102,912,064.40

Finding the Fourth Proportional to 189,356,301.20, 283,838,496.60 and 102,912,064.40

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Solution

The fourth proportional to 189,356,301.20, 283,838,496.60 and 102,912,064.40 is: 154,261,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,356,301.20 : 283,838,496.60 = 102,912,064.40 : x
  2. Step 2: Convert to fraction form
    189,356,301.20/283,838,496.60 = 102,912,064.40/x
  3. Step 3: Cross multiply
    189,356,301.20x = 283,838,496.60 × 102,912,064.40
  4. Step 4: Simplify right side
    189,356,301.20x = 29,210,405,641,298,384
  5. Step 5: Solve for x
    x = 29,210,405,641,298,384/189,356,301.20
  6. Step 6: Final answer
    x = 154,261,598.14

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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.