Home / 351,107,016.96-526,685,762.88-121,072,771.20

Finding the Fourth Proportional to 351,107,016.96, 526,685,762.88 and 121,072,771.20

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Solution

The fourth proportional to 351,107,016.96, 526,685,762.88 and 121,072,771.20 is: 181,617,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,107,016.96 : 526,685,762.88 = 121,072,771.20 : x
  2. Step 2: Convert to fraction form
    351,107,016.96/526,685,762.88 = 121,072,771.20/x
  3. Step 3: Cross multiply
    351,107,016.96x = 526,685,762.88 × 121,072,771.20
  4. Step 4: Simplify right side
    351,107,016.96x = 63,767,304,863,467,696
  5. Step 5: Solve for x
    x = 63,767,304,863,467,696/351,107,016.96
  6. Step 6: Final answer
    x = 181,617,859.47

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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.