Home / 130,302,771.72-195,410,755.71-52,559,596.20

Finding the Fourth Proportional to 130,302,771.72, 195,410,755.71 and 52,559,596.20

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Solution

The fourth proportional to 130,302,771.72, 195,410,755.71 and 52,559,596.20 is: 78,821,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,302,771.72 : 195,410,755.71 = 52,559,596.20 : x
  2. Step 2: Convert to fraction form
    130,302,771.72/195,410,755.71 = 52,559,596.20/x
  3. Step 3: Cross multiply
    130,302,771.72x = 195,410,755.71 × 52,559,596.20
  4. Step 4: Simplify right side
    130,302,771.72x = 10,270,710,413,254,446
  5. Step 5: Solve for x
    x = 10,270,710,413,254,446/130,302,771.72
  6. Step 6: Final answer
    x = 78,821,887.50

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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.