Home / 761,677,648,911.82-1,051,083,431,805.60-414,449,291,417.18

Finding the Fourth Proportional to 761,677,648,911.82, 1,051,083,431,805.60 and 414,449,291,417.18

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Solution

The fourth proportional to 761,677,648,911.82, 1,051,083,431,805.60 and 414,449,291,417.18 is: 571,922,760,441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,677,648,911.82 : 1,051,083,431,805.60 = 414,449,291,417.18 : x
  2. Step 2: Convert to fraction form
    761,677,648,911.82/1,051,083,431,805.60 = 414,449,291,417.18/x
  3. Step 3: Cross multiply
    761,677,648,911.82x = 1,051,083,431,805.60 × 414,449,291,417.18
  4. Step 4: Simplify right side
    761,677,648,911.82x = 435,620,783,532,168,741,650,432
  5. Step 5: Solve for x
    x = 435,620,783,532,168,741,650,432/761,677,648,911.82
  6. Step 6: Final answer
    x = 571,922,760,441.41

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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.