Home / 216,477,529.72-298,761,257.00-131,710,666.44

Finding the Fourth Proportional to 216,477,529.72, 298,761,257.00 and 131,710,666.44

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Solution

The fourth proportional to 216,477,529.72, 298,761,257.00 and 131,710,666.44 is: 181,774,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,477,529.72 : 298,761,257.00 = 131,710,666.44 : x
  2. Step 2: Convert to fraction form
    216,477,529.72/298,761,257.00 = 131,710,666.44/x
  3. Step 3: Cross multiply
    216,477,529.72x = 298,761,257.00 × 131,710,666.44
  4. Step 4: Simplify right side
    216,477,529.72x = 39,350,044,266,339,744
  5. Step 5: Solve for x
    x = 39,350,044,266,339,744/216,477,529.72
  6. Step 6: Final answer
    x = 181,774,266.91

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1.5x scale

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.