Home / 882,576,014.30-1,323,864,021.45-576,465,998.30

Finding the Fourth Proportional to 882,576,014.30, 1,323,864,021.45 and 576,465,998.30

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Solution

The fourth proportional to 882,576,014.30, 1,323,864,021.45 and 576,465,998.30 is: 864,698,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,576,014.30 : 1,323,864,021.45 = 576,465,998.30 : x
  2. Step 2: Convert to fraction form
    882,576,014.30/1,323,864,021.45 = 576,465,998.30/x
  3. Step 3: Cross multiply
    882,576,014.30x = 1,323,864,021.45 × 576,465,998.30
  4. Step 4: Simplify right side
    882,576,014.30x = 763,162,594,738,626,816
  5. Step 5: Solve for x
    x = 763,162,594,738,626,816/882,576,014.30
  6. Step 6: Final answer
    x = 864,698,997.45

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Half scale
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Double scale
Find fourth proportional to 882,576,015.30, 1,323,864,022.95 and 576,465,999.30
Similar ratio
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1.5x scale

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.