Finding the Fourth Proportional to 2,578,506,851.60, 3,862,020,714.60 and 2,234,133,083.60
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Solution
The fourth proportional to 2,578,506,851.60, 3,862,020,714.60 and 2,234,133,083.60 is: 3,346,226,612.77
Step by Step Solution
- Step 1: Write the proportion equation
2,578,506,851.60 : 3,862,020,714.60 = 2,234,133,083.60 : x - Step 2: Convert to fraction form
2,578,506,851.60/3,862,020,714.60 = 2,234,133,083.60/x - Step 3: Cross multiply
2,578,506,851.60x = 3,862,020,714.60 × 2,234,133,083.60 - Step 4: Simplify right side
2,578,506,851.60x = 8,628,268,248,036,372,480 - Step 5: Solve for x
x = 8,628,268,248,036,372,480/2,578,506,851.60 - Step 6: Final answer
x = 3,346,226,612.77
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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.