Home / 162,017,032.50-223,584,186.60-87,677,596.65

Finding the Fourth Proportional to 162,017,032.50, 223,584,186.60 and 87,677,596.65

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Solution

The fourth proportional to 162,017,032.50, 223,584,186.60 and 87,677,596.65 is: 120,995,452.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,017,032.50 : 223,584,186.60 = 87,677,596.65 : x
  2. Step 2: Convert to fraction form
    162,017,032.50/223,584,186.60 = 87,677,596.65/x
  3. Step 3: Cross multiply
    162,017,032.50x = 223,584,186.60 × 87,677,596.65
  4. Step 4: Simplify right side
    162,017,032.50x = 19,603,324,130,033,136
  5. Step 5: Solve for x
    x = 19,603,324,130,033,136/162,017,032.50
  6. Step 6: Final answer
    x = 120,995,452.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.