Home / 194,229,783.10-291,298,018.65-112,171,210.30

Finding the Fourth Proportional to 194,229,783.10, 291,298,018.65 and 112,171,210.30

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Solution

The fourth proportional to 194,229,783.10, 291,298,018.65 and 112,171,210.30 is: 168,229,870.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,229,783.10 : 291,298,018.65 = 112,171,210.30 : x
  2. Step 2: Convert to fraction form
    194,229,783.10/291,298,018.65 = 112,171,210.30/x
  3. Step 3: Cross multiply
    194,229,783.10x = 291,298,018.65 × 112,171,210.30
  4. Step 4: Simplify right side
    194,229,783.10x = 32,675,251,309,962,468
  5. Step 5: Solve for x
    x = 32,675,251,309,962,468/194,229,783.10
  6. Step 6: Final answer
    x = 168,229,870.77

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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.