Home / 454,051,052.31-626,590,431.54-245,207,176.50

Finding the Fourth Proportional to 454,051,052.31, 626,590,431.54 and 245,207,176.50

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Solution

The fourth proportional to 454,051,052.31, 626,590,431.54 and 245,207,176.50 is: 338,385,892.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,051,052.31 : 626,590,431.54 = 245,207,176.50 : x
  2. Step 2: Convert to fraction form
    454,051,052.31/626,590,431.54 = 245,207,176.50/x
  3. Step 3: Cross multiply
    454,051,052.31x = 626,590,431.54 × 245,207,176.50
  4. Step 4: Simplify right side
    454,051,052.31x = 153,644,470,539,839,936
  5. Step 5: Solve for x
    x = 153,644,470,539,839,936/454,051,052.31
  6. Step 6: Final answer
    x = 338,385,892.42

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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.