Home / 181,044,871.80-249,930,494.64-121,484,858.64

Finding the Fourth Proportional to 181,044,871.80, 249,930,494.64 and 121,484,858.64

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Solution

The fourth proportional to 181,044,871.80, 249,930,494.64 and 121,484,858.64 is: 167,708,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,044,871.80 : 249,930,494.64 = 121,484,858.64 : x
  2. Step 2: Convert to fraction form
    181,044,871.80/249,930,494.64 = 121,484,858.64/x
  3. Step 3: Cross multiply
    181,044,871.80x = 249,930,494.64 × 121,484,858.64
  4. Step 4: Simplify right side
    181,044,871.80x = 30,362,770,811,165,676
  5. Step 5: Solve for x
    x = 30,362,770,811,165,676/181,044,871.80
  6. Step 6: Final answer
    x = 167,708,538.27

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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.