Home / 165,888,156.80-248,832,235.20-139,014,300.80

Finding the Fourth Proportional to 165,888,156.80, 248,832,235.20 and 139,014,300.80

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Solution

The fourth proportional to 165,888,156.80, 248,832,235.20 and 139,014,300.80 is: 208,521,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,156.80 : 248,832,235.20 = 139,014,300.80 : x
  2. Step 2: Convert to fraction form
    165,888,156.80/248,832,235.20 = 139,014,300.80/x
  3. Step 3: Cross multiply
    165,888,156.80x = 248,832,235.20 × 139,014,300.80
  4. Step 4: Simplify right side
    165,888,156.80x = 34,591,239,192,829,148
  5. Step 5: Solve for x
    x = 34,591,239,192,829,148/165,888,156.80
  6. Step 6: Final answer
    x = 208,521,451.20

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1.5x scale

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.