Home / 450,167,149.58-621,217,324.04-249,232,979.34

Finding the Fourth Proportional to 450,167,149.58, 621,217,324.04 and 249,232,979.34

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Solution

The fourth proportional to 450,167,149.58, 621,217,324.04 and 249,232,979.34 is: 343,934,124.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,167,149.58 : 621,217,324.04 = 249,232,979.34 : x
  2. Step 2: Convert to fraction form
    450,167,149.58/621,217,324.04 = 249,232,979.34/x
  3. Step 3: Cross multiply
    450,167,149.58x = 621,217,324.04 × 249,232,979.34
  4. Step 4: Simplify right side
    450,167,149.58x = 154,827,844,488,111,392
  5. Step 5: Solve for x
    x = 154,827,844,488,111,392/450,167,149.58
  6. Step 6: Final answer
    x = 343,934,124.54

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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.