Home / 1,049,346,415.20-1,574,019,622.80-322,371,285.60

Finding the Fourth Proportional to 1,049,346,415.20, 1,574,019,622.80 and 322,371,285.60

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Solution

The fourth proportional to 1,049,346,415.20, 1,574,019,622.80 and 322,371,285.60 is: 483,556,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,346,415.20 : 1,574,019,622.80 = 322,371,285.60 : x
  2. Step 2: Convert to fraction form
    1,049,346,415.20/1,574,019,622.80 = 322,371,285.60/x
  3. Step 3: Cross multiply
    1,049,346,415.20x = 1,574,019,622.80 × 322,371,285.60
  4. Step 4: Simplify right side
    1,049,346,415.20x = 507,418,729,361,663,104
  5. Step 5: Solve for x
    x = 507,418,729,361,663,104/1,049,346,415.20
  6. Step 6: Final answer
    x = 483,556,928.40

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Similar ratio
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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.