Finding the Fourth Proportional to 2,578,506,838.10, 3,862,020,694.35 and 2,234,133,070.10
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Solution
The fourth proportional to 2,578,506,838.10, 3,862,020,694.35 and 2,234,133,070.10 is: 3,346,226,592.53
Step by Step Solution
- Step 1: Write the proportion equation
2,578,506,838.10 : 3,862,020,694.35 = 2,234,133,070.10 : x - Step 2: Convert to fraction form
2,578,506,838.10/3,862,020,694.35 = 2,234,133,070.10/x - Step 3: Cross multiply
2,578,506,838.10x = 3,862,020,694.35 × 2,234,133,070.10 - Step 4: Simplify right side
2,578,506,838.10x = 8,628,268,150,657,898,496 - Step 5: Solve for x
x = 8,628,268,150,657,898,496/2,578,506,838.10 - Step 6: Final answer
x = 3,346,226,592.53
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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.