Home / 276,495,996.90-381,570,100.52-151,056,317.55

Finding the Fourth Proportional to 276,495,996.90, 381,570,100.52 and 151,056,317.55

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Solution

The fourth proportional to 276,495,996.90, 381,570,100.52 and 151,056,317.55 is: 208,460,791.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,495,996.90 : 381,570,100.52 = 151,056,317.55 : x
  2. Step 2: Convert to fraction form
    276,495,996.90/381,570,100.52 = 151,056,317.55/x
  3. Step 3: Cross multiply
    276,495,996.90x = 381,570,100.52 × 151,056,317.55
  4. Step 4: Simplify right side
    276,495,996.90x = 57,638,574,271,734,544
  5. Step 5: Solve for x
    x = 57,638,574,271,734,544/276,495,996.90
  6. Step 6: Final answer
    x = 208,460,791.18

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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.