Home / 1,447,410,242.55-2,172,033,628.25-618,370,122

Finding the Fourth Proportional to 1,447,410,242.55, 2,172,033,628.25 and 618,370,122

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Solution

The fourth proportional to 1,447,410,242.55, 2,172,033,628.25 and 618,370,122 is: 927,947,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,410,242.55 : 2,172,033,628.25 = 618,370,122 : x
  2. Step 2: Convert to fraction form
    1,447,410,242.55/2,172,033,628.25 = 618,370,122/x
  3. Step 3: Cross multiply
    1,447,410,242.55x = 2,172,033,628.25 × 618,370,122
  4. Step 4: Simplify right side
    1,447,410,242.55x = 1,343,120,699,689,055,232
  5. Step 5: Solve for x
    x = 1,343,120,699,689,055,232/1,447,410,242.55
  6. Step 6: Final answer
    x = 927,947,488.70

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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.