Finding the Fourth Proportional to 1,274,940,925.43, 1,759,549,398.08 and 766,468,252.62
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Solution
The fourth proportional to 1,274,940,925.43, 1,759,549,398.08 and 766,468,252.62 is: 1,057,804,895.62
Step by Step Solution
- Step 1: Write the proportion equation
1,274,940,925.43 : 1,759,549,398.08 = 766,468,252.62 : x - Step 2: Convert to fraction form
1,274,940,925.43/1,759,549,398.08 = 766,468,252.62/x - Step 3: Cross multiply
1,274,940,925.43x = 1,759,549,398.08 × 766,468,252.62 - Step 4: Simplify right side
1,274,940,925.43x = 1,348,638,752,541,118,208 - Step 5: Solve for x
x = 1,348,638,752,541,118,208/1,274,940,925.43 - Step 6: Final answer
x = 1,057,804,895.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.