Home / 275,280,581,870.18-412,920,872,805.26-275,280,581,870.18

Finding the Fourth Proportional to 275,280,581,870.18, 412,920,872,805.26 and 275,280,581,870.18

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Solution

The fourth proportional to 275,280,581,870.18, 412,920,872,805.26 and 275,280,581,870.18 is: 412,920,872,805.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,280,581,870.18 : 412,920,872,805.26 = 275,280,581,870.18 : x
  2. Step 2: Convert to fraction form
    275,280,581,870.18/412,920,872,805.26 = 275,280,581,870.18/x
  3. Step 3: Cross multiply
    275,280,581,870.18x = 412,920,872,805.26 × 275,280,581,870.18
  4. Step 4: Simplify right side
    275,280,581,870.18x = 113,669,098,132,174,549,286,912
  5. Step 5: Solve for x
    x = 113,669,098,132,174,549,286,912/275,280,581,870.18
  6. Step 6: Final answer
    x = 412,920,872,805.26

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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.