Home / 99,651,161.70-149,364,768.15-51,110,259.30

Finding the Fourth Proportional to 99,651,161.70, 149,364,768.15 and 51,110,259.30

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Solution

The fourth proportional to 99,651,161.70, 149,364,768.15 and 51,110,259.30 is: 76,607,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,651,161.70 : 149,364,768.15 = 51,110,259.30 : x
  2. Step 2: Convert to fraction form
    99,651,161.70/149,364,768.15 = 51,110,259.30/x
  3. Step 3: Cross multiply
    99,651,161.70x = 149,364,768.15 × 51,110,259.30
  4. Step 4: Simplify right side
    99,651,161.70x = 7,634,072,030,430,881
  5. Step 5: Solve for x
    x = 7,634,072,030,430,881/99,651,161.70
  6. Step 6: Final answer
    x = 76,607,958.20

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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.