Home / 202,128,666.90-303,193,000.35-186,823,166.10

Finding the Fourth Proportional to 202,128,666.90, 303,193,000.35 and 186,823,166.10

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Solution

The fourth proportional to 202,128,666.90, 303,193,000.35 and 186,823,166.10 is: 280,234,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,128,666.90 : 303,193,000.35 = 186,823,166.10 : x
  2. Step 2: Convert to fraction form
    202,128,666.90/303,193,000.35 = 186,823,166.10/x
  3. Step 3: Cross multiply
    202,128,666.90x = 303,193,000.35 × 186,823,166.10
  4. Step 4: Simplify right side
    202,128,666.90x = 56,643,476,264,745,408
  5. Step 5: Solve for x
    x = 56,643,476,264,745,408/202,128,666.90
  6. Step 6: Final answer
    x = 280,234,749.15

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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.