Home / 305,910,926.10-459,002,005.02-160,309,870.20

Finding the Fourth Proportional to 305,910,926.10, 459,002,005.02 and 160,309,870.20

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Solution

The fourth proportional to 305,910,926.10, 459,002,005.02 and 160,309,870.20 is: 240,535,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,910,926.10 : 459,002,005.02 = 160,309,870.20 : x
  2. Step 2: Convert to fraction form
    305,910,926.10/459,002,005.02 = 160,309,870.20/x
  3. Step 3: Cross multiply
    305,910,926.10x = 459,002,005.02 × 160,309,870.20
  4. Step 4: Simplify right side
    305,910,926.10x = 73,582,551,846,295,936
  5. Step 5: Solve for x
    x = 73,582,551,846,295,936/305,910,926.10
  6. Step 6: Final answer
    x = 240,535,873.58

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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.