Home / 1,492,093,000.70-2,238,139,501.05-442,869,034.40

Finding the Fourth Proportional to 1,492,093,000.70, 2,238,139,501.05 and 442,869,034.40

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Solution

The fourth proportional to 1,492,093,000.70, 2,238,139,501.05 and 442,869,034.40 is: 664,303,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,093,000.70 : 2,238,139,501.05 = 442,869,034.40 : x
  2. Step 2: Convert to fraction form
    1,492,093,000.70/2,238,139,501.05 = 442,869,034.40/x
  3. Step 3: Cross multiply
    1,492,093,000.70x = 2,238,139,501.05 × 442,869,034.40
  4. Step 4: Simplify right side
    1,492,093,000.70x = 991,202,679,682,511,360
  5. Step 5: Solve for x
    x = 991,202,679,682,511,360/1,492,093,000.70
  6. Step 6: Final answer
    x = 664,303,551.60

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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.