Home / 99,692,024.60-149,692,001.70-54,342,392.60

Finding the Fourth Proportional to 99,692,024.60, 149,692,001.70 and 54,342,392.60

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Solution

The fourth proportional to 99,692,024.60, 149,692,001.70 and 54,342,392.60 is: 81,597,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,692,024.60 : 149,692,001.70 = 54,342,392.60 : x
  2. Step 2: Convert to fraction form
    99,692,024.60/149,692,001.70 = 54,342,392.60/x
  3. Step 3: Cross multiply
    99,692,024.60x = 149,692,001.70 × 54,342,392.60
  4. Step 4: Simplify right side
    99,692,024.60x = 8,134,621,525,461,267
  5. Step 5: Solve for x
    x = 8,134,621,525,461,267/99,692,024.60
  6. Step 6: Final answer
    x = 81,597,515.53

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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.