Home / 1,076,556,185.76-1,485,648,187.20-581,519,112.96

Finding the Fourth Proportional to 1,076,556,185.76, 1,485,648,187.20 and 581,519,112.96

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Solution

The fourth proportional to 1,076,556,185.76, 1,485,648,187.20 and 581,519,112.96 is: 802,496,727.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,556,185.76 : 1,485,648,187.20 = 581,519,112.96 : x
  2. Step 2: Convert to fraction form
    1,076,556,185.76/1,485,648,187.20 = 581,519,112.96/x
  3. Step 3: Cross multiply
    1,076,556,185.76x = 1,485,648,187.20 × 581,519,112.96
  4. Step 4: Simplify right side
    1,076,556,185.76x = 863,932,815,991,176,064
  5. Step 5: Solve for x
    x = 863,932,815,991,176,064/1,076,556,185.76
  6. Step 6: Final answer
    x = 802,496,727.45

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Double scale
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1.5x scale

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.