Home / 70,819,393.51-106,111,650.67-43,069,374.73

Finding the Fourth Proportional to 70,819,393.51, 106,111,650.67 and 43,069,374.73

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Solution

The fourth proportional to 70,819,393.51, 106,111,650.67 and 43,069,374.73 is: 64,532,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,819,393.51 : 106,111,650.67 = 43,069,374.73 : x
  2. Step 2: Convert to fraction form
    70,819,393.51/106,111,650.67 = 43,069,374.73/x
  3. Step 3: Cross multiply
    70,819,393.51x = 106,111,650.67 × 43,069,374.73
  4. Step 4: Simplify right side
    70,819,393.51x = 4,570,162,445,964,244
  5. Step 5: Solve for x
    x = 4,570,162,445,964,244/70,819,393.51
  6. Step 6: Final answer
    x = 64,532,640.28

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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.