Home / 300,710,753,509.64-451,264,849,838.39-141,579,361,382.54

Finding the Fourth Proportional to 300,710,753,509.64, 451,264,849,838.39 and 141,579,361,382.54

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Solution

The fourth proportional to 300,710,753,509.64, 451,264,849,838.39 and 141,579,361,382.54 is: 212,462,602,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,710,753,509.64 : 451,264,849,838.39 = 141,579,361,382.54 : x
  2. Step 2: Convert to fraction form
    300,710,753,509.64/451,264,849,838.39 = 141,579,361,382.54/x
  3. Step 3: Cross multiply
    300,710,753,509.64x = 451,264,849,838.39 × 141,579,361,382.54
  4. Step 4: Simplify right side
    300,710,753,509.64x = 63,889,789,254,507,071,275,008
  5. Step 5: Solve for x
    x = 63,889,789,254,507,071,275,008/300,710,753,509.64
  6. Step 6: Final answer
    x = 212,462,602,380.66

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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.