Home / 99,213,650.84-148,810,854.47-30,127,052.80

Finding the Fourth Proportional to 99,213,650.84, 148,810,854.47 and 30,127,052.80

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Solution

The fourth proportional to 99,213,650.84, 148,810,854.47 and 30,127,052.80 is: 45,187,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,213,650.84 : 148,810,854.47 = 30,127,052.80 : x
  2. Step 2: Convert to fraction form
    99,213,650.84/148,810,854.47 = 30,127,052.80/x
  3. Step 3: Cross multiply
    99,213,650.84x = 148,810,854.47 × 30,127,052.80
  4. Step 4: Simplify right side
    99,213,650.84x = 4,483,232,469,534,096.50
  5. Step 5: Solve for x
    x = 4,483,232,469,534,096.50/99,213,650.84
  6. Step 6: Final answer
    x = 45,187,657.46

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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.