Home / 454,167,820.94-626,751,844.80-245,323,964.72

Finding the Fourth Proportional to 454,167,820.94, 626,751,844.80 and 245,323,964.72

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Solution

The fourth proportional to 454,167,820.94, 626,751,844.80 and 245,323,964.72 is: 338,547,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,167,820.94 : 626,751,844.80 = 245,323,964.72 : x
  2. Step 2: Convert to fraction form
    454,167,820.94/626,751,844.80 = 245,323,964.72/x
  3. Step 3: Cross multiply
    454,167,820.94x = 626,751,844.80 × 245,323,964.72
  4. Step 4: Simplify right side
    454,167,820.94x = 153,757,247,462,557,024
  5. Step 5: Solve for x
    x = 153,757,247,462,557,024/454,167,820.94
  6. Step 6: Final answer
    x = 338,547,207.39

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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.