Home / 1,101,780,333,853.80-1,520,461,453,205.40-607,374,029,751.78

Finding the Fourth Proportional to 1,101,780,333,853.80, 1,520,461,453,205.40 and 607,374,029,751.78

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Solution

The fourth proportional to 1,101,780,333,853.80, 1,520,461,453,205.40 and 607,374,029,751.78 is: 838,178,692,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,780,333,853.80 : 1,520,461,453,205.40 = 607,374,029,751.78 : x
  2. Step 2: Convert to fraction form
    1,101,780,333,853.80/1,520,461,453,205.40 = 607,374,029,751.78/x
  3. Step 3: Cross multiply
    1,101,780,333,853.80x = 1,520,461,453,205.40 × 607,374,029,751.78
  4. Step 4: Simplify right side
    1,101,780,333,853.80x = 923,488,799,915,611,311,308,800
  5. Step 5: Solve for x
    x = 923,488,799,915,611,311,308,800/1,101,780,333,853.80
  6. Step 6: Final answer
    x = 838,178,692,739.45

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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.