Home / 496,249,597,658.20-684,806,364,674.88-276,506,936,072.16

Finding the Fourth Proportional to 496,249,597,658.20, 684,806,364,674.88 and 276,506,936,072.16

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Solution

The fourth proportional to 496,249,597,658.20, 684,806,364,674.88 and 276,506,936,072.16 is: 381,569,497,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,249,597,658.20 : 684,806,364,674.88 = 276,506,936,072.16 : x
  2. Step 2: Convert to fraction form
    496,249,597,658.20/684,806,364,674.88 = 276,506,936,072.16/x
  3. Step 3: Cross multiply
    496,249,597,658.20x = 684,806,364,674.88 × 276,506,936,072.16
  4. Step 4: Simplify right side
    496,249,597,658.20x = 189,353,709,698,965,313,683,456
  5. Step 5: Solve for x
    x = 189,353,709,698,965,313,683,456/496,249,597,658.20
  6. Step 6: Final answer
    x = 381,569,497,673.20

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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.