Home / 611,623,478.83-844,013,173.57-357,328,405.75

Finding the Fourth Proportional to 611,623,478.83, 844,013,173.57 and 357,328,405.75

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Solution

The fourth proportional to 611,623,478.83, 844,013,173.57 and 357,328,405.75 is: 493,097,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,623,478.83 : 844,013,173.57 = 357,328,405.75 : x
  2. Step 2: Convert to fraction form
    611,623,478.83/844,013,173.57 = 357,328,405.75/x
  3. Step 3: Cross multiply
    611,623,478.83x = 844,013,173.57 × 357,328,405.75
  4. Step 4: Simplify right side
    611,623,478.83x = 301,589,881,743,766,144
  5. Step 5: Solve for x
    x = 301,589,881,743,766,144/611,623,478.83
  6. Step 6: Final answer
    x = 493,097,293.00

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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.