Home / 139,964,471.52-210,219,151.46-114,075,902.76

Finding the Fourth Proportional to 139,964,471.52, 210,219,151.46 and 114,075,902.76

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Solution

The fourth proportional to 139,964,471.52, 210,219,151.46 and 114,075,902.76 is: 171,335,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,964,471.52 : 210,219,151.46 = 114,075,902.76 : x
  2. Step 2: Convert to fraction form
    139,964,471.52/210,219,151.46 = 114,075,902.76/x
  3. Step 3: Cross multiply
    139,964,471.52x = 210,219,151.46 × 114,075,902.76
  4. Step 4: Simplify right side
    139,964,471.52x = 23,980,939,480,240,676
  5. Step 5: Solve for x
    x = 23,980,939,480,240,676/139,964,471.52
  6. Step 6: Final answer
    x = 171,335,905.60

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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.