Home / 724,151,313.52-1,086,388,890.63-264,089,482.83

Finding the Fourth Proportional to 724,151,313.52, 1,086,388,890.63 and 264,089,482.83

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Solution

The fourth proportional to 724,151,313.52, 1,086,388,890.63 and 264,089,482.83 is: 396,193,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,151,313.52 : 1,086,388,890.63 = 264,089,482.83 : x
  2. Step 2: Convert to fraction form
    724,151,313.52/1,086,388,890.63 = 264,089,482.83/x
  3. Step 3: Cross multiply
    724,151,313.52x = 1,086,388,890.63 × 264,089,482.83
  4. Step 4: Simplify right side
    724,151,313.52x = 286,903,880,278,734,176
  5. Step 5: Solve for x
    x = 286,903,880,278,734,176/724,151,313.52
  6. Step 6: Final answer
    x = 396,193,274.70

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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.