Finding the Fourth Proportional to 966,462,068.43, 1,333,680,110.37 and 590,747,730.12
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Solution
The fourth proportional to 966,462,068.43, 1,333,680,110.37 and 590,747,730.12 is: 815,208,918.84
Step by Step Solution
- Step 1: Write the proportion equation
966,462,068.43 : 1,333,680,110.37 = 590,747,730.12 : x - Step 2: Convert to fraction form
966,462,068.43/1,333,680,110.37 = 590,747,730.12/x - Step 3: Cross multiply
966,462,068.43x = 1,333,680,110.37 × 590,747,730.12 - Step 4: Simplify right side
966,462,068.43x = 787,868,497,907,268,480 - Step 5: Solve for x
x = 787,868,497,907,268,480/966,462,068.43 - Step 6: Final answer
x = 815,208,918.84
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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.