Home / 137,070,735.66-205,585,879.14-40,000,379.81

Finding the Fourth Proportional to 137,070,735.66, 205,585,879.14 and 40,000,379.81

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Solution

The fourth proportional to 137,070,735.66, 205,585,879.14 and 40,000,379.81 is: 59,994,667.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,070,735.66 : 205,585,879.14 = 40,000,379.81 : x
  2. Step 2: Convert to fraction form
    137,070,735.66/205,585,879.14 = 40,000,379.81/x
  3. Step 3: Cross multiply
    137,070,735.66x = 205,585,879.14 × 40,000,379.81
  4. Step 4: Simplify right side
    137,070,735.66x = 8,223,513,248,144,826
  5. Step 5: Solve for x
    x = 8,223,513,248,144,826/137,070,735.66
  6. Step 6: Final answer
    x = 59,994,667.78

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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.