Home / 454,167,821.50-626,751,845.57-245,323,965.29

Finding the Fourth Proportional to 454,167,821.50, 626,751,845.57 and 245,323,965.29

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Solution

The fourth proportional to 454,167,821.50, 626,751,845.57 and 245,323,965.29 is: 338,547,208.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,167,821.50 : 626,751,845.57 = 245,323,965.29 : x
  2. Step 2: Convert to fraction form
    454,167,821.50/626,751,845.57 = 245,323,965.29/x
  3. Step 3: Cross multiply
    454,167,821.50x = 626,751,845.57 × 245,323,965.29
  4. Step 4: Simplify right side
    454,167,821.50x = 153,757,248,005,537,664
  5. Step 5: Solve for x
    x = 153,757,248,005,537,664/454,167,821.50
  6. Step 6: Final answer
    x = 338,547,208.16

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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.