Home / 192,009,281.80-288,013,922.70-140,990,945.80

Finding the Fourth Proportional to 192,009,281.80, 288,013,922.70 and 140,990,945.80

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Solution

The fourth proportional to 192,009,281.80, 288,013,922.70 and 140,990,945.80 is: 211,486,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,009,281.80 : 288,013,922.70 = 140,990,945.80 : x
  2. Step 2: Convert to fraction form
    192,009,281.80/288,013,922.70 = 140,990,945.80/x
  3. Step 3: Cross multiply
    192,009,281.80x = 288,013,922.70 × 140,990,945.80
  4. Step 4: Simplify right side
    192,009,281.80x = 40,607,355,365,041,088
  5. Step 5: Solve for x
    x = 40,607,355,365,041,088/192,009,281.80
  6. Step 6: Final answer
    x = 211,486,418.70

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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.