Home / 535,038,089.26-738,355,178.46-300,101,305.54

Finding the Fourth Proportional to 535,038,089.26, 738,355,178.46 and 300,101,305.54

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Solution

The fourth proportional to 535,038,089.26, 738,355,178.46 and 300,101,305.54 is: 414,141,268.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,038,089.26 : 738,355,178.46 = 300,101,305.54 : x
  2. Step 2: Convert to fraction form
    535,038,089.26/738,355,178.46 = 300,101,305.54/x
  3. Step 3: Cross multiply
    535,038,089.26x = 738,355,178.46 × 300,101,305.54
  4. Step 4: Simplify right side
    535,038,089.26x = 221,581,353,008,065,728
  5. Step 5: Solve for x
    x = 221,581,353,008,065,728/535,038,089.26
  6. Step 6: Final answer
    x = 414,141,268.55

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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.