Home / 547,886,021.94-822,111,582.58-256,782,718.80

Finding the Fourth Proportional to 547,886,021.94, 822,111,582.58 and 256,782,718.80

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Solution

The fourth proportional to 547,886,021.94, 822,111,582.58 and 256,782,718.80 is: 385,306,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,886,021.94 : 822,111,582.58 = 256,782,718.80 : x
  2. Step 2: Convert to fraction form
    547,886,021.94/822,111,582.58 = 256,782,718.80/x
  3. Step 3: Cross multiply
    547,886,021.94x = 822,111,582.58 × 256,782,718.80
  4. Step 4: Simplify right side
    547,886,021.94x = 211,104,047,331,863,136
  5. Step 5: Solve for x
    x = 211,104,047,331,863,136/547,886,021.94
  6. Step 6: Final answer
    x = 385,306,503.32

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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.