Home / 557,862,487.05-769,827,114.40-303,544,893.73

Finding the Fourth Proportional to 557,862,487.05, 769,827,114.40 and 303,544,893.73

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Solution

The fourth proportional to 557,862,487.05, 769,827,114.40 and 303,544,893.73 is: 418,879,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,862,487.05 : 769,827,114.40 = 303,544,893.73 : x
  2. Step 2: Convert to fraction form
    557,862,487.05/769,827,114.40 = 303,544,893.73/x
  3. Step 3: Cross multiply
    557,862,487.05x = 769,827,114.40 × 303,544,893.73
  4. Step 4: Simplify right side
    557,862,487.05x = 233,677,089,631,223,968
  5. Step 5: Solve for x
    x = 233,677,089,631,223,968/557,862,487.05
  6. Step 6: Final answer
    x = 418,879,374.50

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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.