Home / 300,710,753,509.85-451,264,849,838.74-141,579,361,382.77

Finding the Fourth Proportional to 300,710,753,509.85, 451,264,849,838.74 and 141,579,361,382.77

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Solution

The fourth proportional to 300,710,753,509.85, 451,264,849,838.74 and 141,579,361,382.77 is: 212,462,602,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,710,753,509.85 : 451,264,849,838.74 = 141,579,361,382.77 : x
  2. Step 2: Convert to fraction form
    300,710,753,509.85/451,264,849,838.74 = 141,579,361,382.77/x
  3. Step 3: Cross multiply
    300,710,753,509.85x = 451,264,849,838.74 × 141,579,361,382.77
  4. Step 4: Simplify right side
    300,710,753,509.85x = 63,889,789,254,660,406,640,640
  5. Step 5: Solve for x
    x = 63,889,789,254,660,406,640,640/300,710,753,509.85
  6. Step 6: Final answer
    x = 212,462,602,381.02

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1.5x scale

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.