Home / 170,058,303.70-255,087,455.55-72,997,494.10

Finding the Fourth Proportional to 170,058,303.70, 255,087,455.55 and 72,997,494.10

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Solution

The fourth proportional to 170,058,303.70, 255,087,455.55 and 72,997,494.10 is: 109,496,241.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,058,303.70 : 255,087,455.55 = 72,997,494.10 : x
  2. Step 2: Convert to fraction form
    170,058,303.70/255,087,455.55 = 72,997,494.10/x
  3. Step 3: Cross multiply
    170,058,303.70x = 255,087,455.55 × 72,997,494.10
  4. Step 4: Simplify right side
    170,058,303.70x = 18,620,745,031,495,136
  5. Step 5: Solve for x
    x = 18,620,745,031,495,136/170,058,303.70
  6. Step 6: Final answer
    x = 109,496,241.15

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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.