Home / 1,347,235,485.15-2,020,853,227.73-764,744,656.35

Finding the Fourth Proportional to 1,347,235,485.15, 2,020,853,227.73 and 764,744,656.35

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Solution

The fourth proportional to 1,347,235,485.15, 2,020,853,227.73 and 764,744,656.35 is: 1,147,116,984.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,235,485.15 : 2,020,853,227.73 = 764,744,656.35 : x
  2. Step 2: Convert to fraction form
    1,347,235,485.15/2,020,853,227.73 = 764,744,656.35/x
  3. Step 3: Cross multiply
    1,347,235,485.15x = 2,020,853,227.73 × 764,744,656.35
  4. Step 4: Simplify right side
    1,347,235,485.15x = 1,545,436,707,170,343,424
  5. Step 5: Solve for x
    x = 1,545,436,707,170,343,424/1,347,235,485.15
  6. Step 6: Final answer
    x = 1,147,116,984.53

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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.