Home / 454,167,827.69-626,751,854.11-245,323,971.47

Finding the Fourth Proportional to 454,167,827.69, 626,751,854.11 and 245,323,971.47

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Solution

The fourth proportional to 454,167,827.69, 626,751,854.11 and 245,323,971.47 is: 338,547,216.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,167,827.69 : 626,751,854.11 = 245,323,971.47 : x
  2. Step 2: Convert to fraction form
    454,167,827.69/626,751,854.11 = 245,323,971.47/x
  3. Step 3: Cross multiply
    454,167,827.69x = 626,751,854.11 × 245,323,971.47
  4. Step 4: Simplify right side
    454,167,827.69x = 153,757,253,978,324,800
  5. Step 5: Solve for x
    x = 153,757,253,978,324,800/454,167,827.69
  6. Step 6: Final answer
    x = 338,547,216.70

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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.