Home / 101,499,227.69-140,065,186.64-55,088,485.16

Finding the Fourth Proportional to 101,499,227.69, 140,065,186.64 and 55,088,485.16

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Solution

The fourth proportional to 101,499,227.69, 140,065,186.64 and 55,088,485.16 is: 76,020,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,499,227.69 : 140,065,186.64 = 55,088,485.16 : x
  2. Step 2: Convert to fraction form
    101,499,227.69/140,065,186.64 = 55,088,485.16/x
  3. Step 3: Cross multiply
    101,499,227.69x = 140,065,186.64 × 55,088,485.16
  4. Step 4: Simplify right side
    101,499,227.69x = 7,715,978,954,674,502
  5. Step 5: Solve for x
    x = 7,715,978,954,674,502/101,499,227.69
  6. Step 6: Final answer
    x = 76,020,075.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.