Home / 552,953,741.06-829,424,934.12-319,635,994.22

Finding the Fourth Proportional to 552,953,741.06, 829,424,934.12 and 319,635,994.22

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Solution

The fourth proportional to 552,953,741.06, 829,424,934.12 and 319,635,994.22 is: 479,450,709.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,953,741.06 : 829,424,934.12 = 319,635,994.22 : x
  2. Step 2: Convert to fraction form
    552,953,741.06/829,424,934.12 = 319,635,994.22/x
  3. Step 3: Cross multiply
    552,953,741.06x = 829,424,934.12 × 319,635,994.22
  4. Step 4: Simplify right side
    552,953,741.06x = 265,114,063,448,304,224
  5. Step 5: Solve for x
    x = 265,114,063,448,304,224/552,953,741.06
  6. Step 6: Final answer
    x = 479,450,709.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.