Home / 558,573,017.01-770,802,273.90-307,672,007.64

Finding the Fourth Proportional to 558,573,017.01, 770,802,273.90 and 307,672,007.64

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Solution

The fourth proportional to 558,573,017.01, 770,802,273.90 and 307,672,007.64 is: 424,571,677.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,573,017.01 : 770,802,273.90 = 307,672,007.64 : x
  2. Step 2: Convert to fraction form
    558,573,017.01/770,802,273.90 = 307,672,007.64/x
  3. Step 3: Cross multiply
    558,573,017.01x = 770,802,273.90 × 307,672,007.64
  4. Step 4: Simplify right side
    558,573,017.01x = 237,154,283,104,290,144
  5. Step 5: Solve for x
    x = 237,154,283,104,290,144/558,573,017.01
  6. Step 6: Final answer
    x = 424,571,677.98

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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.