Home / 1,945,390,951.77-2,918,265,815.72-635,299,870.60

Finding the Fourth Proportional to 1,945,390,951.77, 2,918,265,815.72 and 635,299,870.60

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Solution

The fourth proportional to 1,945,390,951.77, 2,918,265,815.72 and 635,299,870.60 is: 953,008,388.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,390,951.77 : 2,918,265,815.72 = 635,299,870.60 : x
  2. Step 2: Convert to fraction form
    1,945,390,951.77/2,918,265,815.72 = 635,299,870.60/x
  3. Step 3: Cross multiply
    1,945,390,951.77x = 2,918,265,815.72 × 635,299,870.60
  4. Step 4: Simplify right side
    1,945,390,951.77x = 1,853,973,895,103,319,296
  5. Step 5: Solve for x
    x = 1,853,973,895,103,319,296/1,945,390,951.77
  6. Step 6: Final answer
    x = 953,008,388.07

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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.