Home / 251,516,379.69-347,089,048.79-141,507,830.25

Finding the Fourth Proportional to 251,516,379.69, 347,089,048.79 and 141,507,830.25

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Solution

The fourth proportional to 251,516,379.69, 347,089,048.79 and 141,507,830.25 is: 195,278,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,516,379.69 : 347,089,048.79 = 141,507,830.25 : x
  2. Step 2: Convert to fraction form
    251,516,379.69/347,089,048.79 = 141,507,830.25/x
  3. Step 3: Cross multiply
    251,516,379.69x = 347,089,048.79 × 141,507,830.25
  4. Step 4: Simplify right side
    251,516,379.69x = 49,115,818,197,101,752
  5. Step 5: Solve for x
    x = 49,115,818,197,101,752/251,516,379.69
  6. Step 6: Final answer
    x = 195,278,805.53

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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.