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Finding the Fourth Proportional to 2,878,096,543.65, 4,317,144,815.48 and 2,878,096,543.65

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Solution

The fourth proportional to 2,878,096,543.65, 4,317,144,815.48 and 2,878,096,543.65 is: 4,317,144,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,096,543.65 : 4,317,144,815.48 = 2,878,096,543.65 : x
  2. Step 2: Convert to fraction form
    2,878,096,543.65/4,317,144,815.48 = 2,878,096,543.65/x
  3. Step 3: Cross multiply
    2,878,096,543.65x = 4,317,144,815.48 × 2,878,096,543.65
  4. Step 4: Simplify right side
    2,878,096,543.65x = 12,425,159,571,855,116,288
  5. Step 5: Solve for x
    x = 12,425,159,571,855,116,288/2,878,096,543.65
  6. Step 6: Final answer
    x = 4,317,144,815.48

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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.