Home / 38,415,220,665.30-57,622,830,997.95-31,884,873,657.30

Finding the Fourth Proportional to 38,415,220,665.30, 57,622,830,997.95 and 31,884,873,657.30

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Solution

The fourth proportional to 38,415,220,665.30, 57,622,830,997.95 and 31,884,873,657.30 is: 47,827,310,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415,220,665.30 : 57,622,830,997.95 = 31,884,873,657.30 : x
  2. Step 2: Convert to fraction form
    38,415,220,665.30/57,622,830,997.95 = 31,884,873,657.30/x
  3. Step 3: Cross multiply
    38,415,220,665.30x = 57,622,830,997.95 × 31,884,873,657.30
  4. Step 4: Simplify right side
    38,415,220,665.30x = 1,837,296,686,145,585,807,360
  5. Step 5: Solve for x
    x = 1,837,296,686,145,585,807,360/38,415,220,665.30
  6. Step 6: Final answer
    x = 47,827,310,485.95

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Double scale
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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.