Home / 99,844,991.70-149,767,487.55-48,759,782.10

Finding the Fourth Proportional to 99,844,991.70, 149,767,487.55 and 48,759,782.10

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Solution

The fourth proportional to 99,844,991.70, 149,767,487.55 and 48,759,782.10 is: 73,139,673.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,844,991.70 : 149,767,487.55 = 48,759,782.10 : x
  2. Step 2: Convert to fraction form
    99,844,991.70/149,767,487.55 = 48,759,782.10/x
  3. Step 3: Cross multiply
    99,844,991.70x = 149,767,487.55 × 48,759,782.10
  4. Step 4: Simplify right side
    99,844,991.70x = 7,302,630,058,602,464
  5. Step 5: Solve for x
    x = 7,302,630,058,602,464/99,844,991.70
  6. Step 6: Final answer
    x = 73,139,673.15

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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.