Home / 301,090,000.40-451,639,952.40-82,738,977.20

Finding the Fourth Proportional to 301,090,000.40, 451,639,952.40 and 82,738,977.20

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Solution

The fourth proportional to 301,090,000.40, 451,639,952.40 and 82,738,977.20 is: 124,109,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,090,000.40 : 451,639,952.40 = 82,738,977.20 : x
  2. Step 2: Convert to fraction form
    301,090,000.40/451,639,952.40 = 82,738,977.20/x
  3. Step 3: Cross multiply
    301,090,000.40x = 451,639,952.40 × 82,738,977.20
  4. Step 4: Simplify right side
    301,090,000.40x = 37,368,227,724,232,688
  5. Step 5: Solve for x
    x = 37,368,227,724,232,688/301,090,000.40
  6. Step 6: Final answer
    x = 124,109,826.55

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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.