Home / 365,689,969.40-504,627,312.60-200,688,167.72

Finding the Fourth Proportional to 365,689,969.40, 504,627,312.60 and 200,688,167.72

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Solution

The fourth proportional to 365,689,969.40, 504,627,312.60 and 200,688,167.72 is: 276,936,036.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,689,969.40 : 504,627,312.60 = 200,688,167.72 : x
  2. Step 2: Convert to fraction form
    365,689,969.40/504,627,312.60 = 200,688,167.72/x
  3. Step 3: Cross multiply
    365,689,969.40x = 504,627,312.60 × 200,688,167.72
  4. Step 4: Simplify right side
    365,689,969.40x = 101,272,730,744,638,544
  5. Step 5: Solve for x
    x = 101,272,730,744,638,544/365,689,969.40
  6. Step 6: Final answer
    x = 276,936,036.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.