Home / 98,716,984.75-147,987,666.33-46,869,600.79

Finding the Fourth Proportional to 98,716,984.75, 147,987,666.33 and 46,869,600.79

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Solution

The fourth proportional to 98,716,984.75, 147,987,666.33 and 46,869,600.79 is: 70,262,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,716,984.75 : 147,987,666.33 = 46,869,600.79 : x
  2. Step 2: Convert to fraction form
    98,716,984.75/147,987,666.33 = 46,869,600.79/x
  3. Step 3: Cross multiply
    98,716,984.75x = 147,987,666.33 × 46,869,600.79
  4. Step 4: Simplify right side
    98,716,984.75x = 6,936,122,842,730,825
  5. Step 5: Solve for x
    x = 6,936,122,842,730,825/98,716,984.75
  6. Step 6: Final answer
    x = 70,262,709.71

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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.