Home / 807,206,313.56-1,113,944,670.07-435,928,309.16

Finding the Fourth Proportional to 807,206,313.56, 1,113,944,670.07 and 435,928,309.16

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Solution

The fourth proportional to 807,206,313.56, 1,113,944,670.07 and 435,928,309.16 is: 601,581,043.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,206,313.56 : 1,113,944,670.07 = 435,928,309.16 : x
  2. Step 2: Convert to fraction form
    807,206,313.56/1,113,944,670.07 = 435,928,309.16/x
  3. Step 3: Cross multiply
    807,206,313.56x = 1,113,944,670.07 × 435,928,309.16
  4. Step 4: Simplify right side
    807,206,313.56x = 485,600,016,521,409,152
  5. Step 5: Solve for x
    x = 485,600,016,521,409,152/807,206,313.56
  6. Step 6: Final answer
    x = 601,581,043.61

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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.