Home / 299,217,290.51-448,436,628.52-121,747,609.59

Finding the Fourth Proportional to 299,217,290.51, 448,436,628.52 and 121,747,609.59

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Solution

The fourth proportional to 299,217,290.51, 448,436,628.52 and 121,747,609.59 is: 182,463,010.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,217,290.51 : 448,436,628.52 = 121,747,609.59 : x
  2. Step 2: Convert to fraction form
    299,217,290.51/448,436,628.52 = 121,747,609.59/x
  3. Step 3: Cross multiply
    299,217,290.51x = 448,436,628.52 × 121,747,609.59
  4. Step 4: Simplify right side
    299,217,290.51x = 54,596,087,574,604,448
  5. Step 5: Solve for x
    x = 54,596,087,574,604,448/299,217,290.51
  6. Step 6: Final answer
    x = 182,463,010.35

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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.