Home / 181,263,335.68-249,945,458.63-122,423,847.54

Finding the Fourth Proportional to 181,263,335.68, 249,945,458.63 and 122,423,847.54

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Solution

The fourth proportional to 181,263,335.68, 249,945,458.63 and 122,423,847.54 is: 168,811,219.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,263,335.68 : 249,945,458.63 = 122,423,847.54 : x
  2. Step 2: Convert to fraction form
    181,263,335.68/249,945,458.63 = 122,423,847.54/x
  3. Step 3: Cross multiply
    181,263,335.68x = 249,945,458.63 × 122,423,847.54
  4. Step 4: Simplify right side
    181,263,335.68x = 30,599,284,720,835,060
  5. Step 5: Solve for x
    x = 30,599,284,720,835,060/181,263,335.68
  6. Step 6: Final answer
    x = 168,811,219.36

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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.