Home / 140,020,050.62-193,222,604.62-77,294,801.34

Finding the Fourth Proportional to 140,020,050.62, 193,222,604.62 and 77,294,801.34

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Solution

The fourth proportional to 140,020,050.62, 193,222,604.62 and 77,294,801.34 is: 106,664,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,020,050.62 : 193,222,604.62 = 77,294,801.34 : x
  2. Step 2: Convert to fraction form
    140,020,050.62/193,222,604.62 = 77,294,801.34/x
  3. Step 3: Cross multiply
    140,020,050.62x = 193,222,604.62 × 77,294,801.34
  4. Step 4: Simplify right side
    140,020,050.62x = 14,935,102,838,500,268
  5. Step 5: Solve for x
    x = 14,935,102,838,500,268/140,020,050.62
  6. Step 6: Final answer
    x = 106,664,029.70

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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.