Finding the Fourth Proportional to 2,578,506,841.60, 3,862,020,699.60 and 2,234,133,073.60
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Solution
The fourth proportional to 2,578,506,841.60, 3,862,020,699.60 and 2,234,133,073.60 is: 3,346,226,597.77
Step by Step Solution
- Step 1: Write the proportion equation
2,578,506,841.60 : 3,862,020,699.60 = 2,234,133,073.60 : x - Step 2: Convert to fraction form
2,578,506,841.60/3,862,020,699.60 = 2,234,133,073.60/x - Step 3: Cross multiply
2,578,506,841.60x = 3,862,020,699.60 × 2,234,133,073.60 - Step 4: Simplify right side
2,578,506,841.60x = 8,628,268,175,904,169,984 - Step 5: Solve for x
x = 8,628,268,175,904,169,984/2,578,506,841.60 - Step 6: Final answer
x = 3,346,226,597.77
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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.