Home / 140,674,923.40-211,049,709.90-49,789,035.40

Finding the Fourth Proportional to 140,674,923.40, 211,049,709.90 and 49,789,035.40

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Solution

The fourth proportional to 140,674,923.40, 211,049,709.90 and 49,789,035.40 is: 74,696,763.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,674,923.40 : 211,049,709.90 = 49,789,035.40 : x
  2. Step 2: Convert to fraction form
    140,674,923.40/211,049,709.90 = 49,789,035.40/x
  3. Step 3: Cross multiply
    140,674,923.40x = 211,049,709.90 × 49,789,035.40
  4. Step 4: Simplify right side
    140,674,923.40x = 10,507,961,477,370,830
  5. Step 5: Solve for x
    x = 10,507,961,477,370,830/140,674,923.40
  6. Step 6: Final answer
    x = 74,696,763.46

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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.