Finding the Fourth Proportional to 1,775,191,570.08, 2,662,787,355.11 and 740,794,807.68
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Solution
The fourth proportional to 1,775,191,570.08, 2,662,787,355.11 and 740,794,807.68 is: 1,111,192,211.52
Step by Step Solution
- Step 1: Write the proportion equation
1,775,191,570.08 : 2,662,787,355.11 = 740,794,807.68 : x - Step 2: Convert to fraction form
1,775,191,570.08/2,662,787,355.11 = 740,794,807.68/x - Step 3: Cross multiply
1,775,191,570.08x = 2,662,787,355.11 × 740,794,807.68 - Step 4: Simplify right side
1,775,191,570.08x = 1,972,579,046,621,448,192 - Step 5: Solve for x
x = 1,972,579,046,621,448,192/1,775,191,570.08 - Step 6: Final answer
x = 1,111,192,211.52
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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.