Home / 1,379,394,121.20-2,069,658,052.20-506,413,705.20

Finding the Fourth Proportional to 1,379,394,121.20, 2,069,658,052.20 and 506,413,705.20

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Solution

The fourth proportional to 1,379,394,121.20, 2,069,658,052.20 and 506,413,705.20 is: 759,828,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,394,121.20 : 2,069,658,052.20 = 506,413,705.20 : x
  2. Step 2: Convert to fraction form
    1,379,394,121.20/2,069,658,052.20 = 506,413,705.20/x
  3. Step 3: Cross multiply
    1,379,394,121.20x = 2,069,658,052.20 × 506,413,705.20
  4. Step 4: Simplify right side
    1,379,394,121.20x = 1,048,103,202,711,617,024
  5. Step 5: Solve for x
    x = 1,048,103,202,711,617,024/1,379,394,121.20
  6. Step 6: Final answer
    x = 759,828,671.59

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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.