Home / 156,915,126.35-235,372,689.53-49,209,577.55

Finding the Fourth Proportional to 156,915,126.35, 235,372,689.53 and 49,209,577.55

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Solution

The fourth proportional to 156,915,126.35, 235,372,689.53 and 49,209,577.55 is: 73,814,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,915,126.35 : 235,372,689.53 = 49,209,577.55 : x
  2. Step 2: Convert to fraction form
    156,915,126.35/235,372,689.53 = 49,209,577.55/x
  3. Step 3: Cross multiply
    156,915,126.35x = 235,372,689.53 × 49,209,577.55
  4. Step 4: Simplify right side
    156,915,126.35x = 11,582,590,618,578,608
  5. Step 5: Solve for x
    x = 11,582,590,618,578,608/156,915,126.35
  6. Step 6: Final answer
    x = 73,814,366.33

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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.