Home / 764,960,782.37-1,055,614,698.29-451,796,379.17

Finding the Fourth Proportional to 764,960,782.37, 1,055,614,698.29 and 451,796,379.17

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Solution

The fourth proportional to 764,960,782.37, 1,055,614,698.29 and 451,796,379.17 is: 623,460,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,960,782.37 : 1,055,614,698.29 = 451,796,379.17 : x
  2. Step 2: Convert to fraction form
    764,960,782.37/1,055,614,698.29 = 451,796,379.17/x
  3. Step 3: Cross multiply
    764,960,782.37x = 1,055,614,698.29 × 451,796,379.17
  4. Step 4: Simplify right side
    764,960,782.37x = 476,922,898,478,516,928
  5. Step 5: Solve for x
    x = 476,922,898,478,516,928/764,960,782.37
  6. Step 6: Final answer
    x = 623,460,587.10

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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.