Home / 110,051,907.40-151,711,560.66-76,909,256.20

Finding the Fourth Proportional to 110,051,907.40, 151,711,560.66 and 76,909,256.20

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Solution

The fourth proportional to 110,051,907.40, 151,711,560.66 and 76,909,256.20 is: 106,022,908.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,051,907.40 : 151,711,560.66 = 76,909,256.20 : x
  2. Step 2: Convert to fraction form
    110,051,907.40/151,711,560.66 = 76,909,256.20/x
  3. Step 3: Cross multiply
    110,051,907.40x = 151,711,560.66 × 76,909,256.20
  4. Step 4: Simplify right side
    110,051,907.40x = 11,668,023,287,301,782
  5. Step 5: Solve for x
    x = 11,668,023,287,301,782/110,051,907.40
  6. Step 6: Final answer
    x = 106,022,908.31

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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.