Home / 1,494,697,722.30-2,242,034,773.65-389,300,442.30

Finding the Fourth Proportional to 1,494,697,722.30, 2,242,034,773.65 and 389,300,442.30

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Solution

The fourth proportional to 1,494,697,722.30, 2,242,034,773.65 and 389,300,442.30 is: 583,947,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,697,722.30 : 2,242,034,773.65 = 389,300,442.30 : x
  2. Step 2: Convert to fraction form
    1,494,697,722.30/2,242,034,773.65 = 389,300,442.30/x
  3. Step 3: Cross multiply
    1,494,697,722.30x = 2,242,034,773.65 × 389,300,442.30
  4. Step 4: Simplify right side
    1,494,697,722.30x = 872,825,129,033,925,504
  5. Step 5: Solve for x
    x = 872,825,129,033,925,504/1,494,697,722.30
  6. Step 6: Final answer
    x = 583,947,587.54

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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.