Home / 1,155,645,270,985-1,594,794,200,460.30-641,811,065,453.65

Finding the Fourth Proportional to 1,155,645,270,985, 1,594,794,200,460.30 and 641,811,065,453.65

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Solution

The fourth proportional to 1,155,645,270,985, 1,594,794,200,460.30 and 641,811,065,453.65 is: 885,701,339,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,645,270,985 : 1,594,794,200,460.30 = 641,811,065,453.65 : x
  2. Step 2: Convert to fraction form
    1,155,645,270,985/1,594,794,200,460.30 = 641,811,065,453.65/x
  3. Step 3: Cross multiply
    1,155,645,270,985x = 1,594,794,200,460.30 × 641,811,065,453.65
  4. Step 4: Simplify right side
    1,155,645,270,985x = 1,023,556,564,976,727,037,575,168
  5. Step 5: Solve for x
    x = 1,023,556,564,976,727,037,575,168/1,155,645,270,985
  6. Step 6: Final answer
    x = 885,701,339,914.03

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.