Finding the Fourth Proportional to 3,136,380,838.12, 4,328,049,871.12 and 1,726,654,533.68
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Solution
The fourth proportional to 3,136,380,838.12, 4,328,049,871.12 and 1,726,654,533.68 is: 2,382,697,547.80
Step by Step Solution
- Step 1: Write the proportion equation
3,136,380,838.12 : 4,328,049,871.12 = 1,726,654,533.68 : x - Step 2: Convert to fraction form
3,136,380,838.12/4,328,049,871.12 = 1,726,654,533.68/x - Step 3: Cross multiply
3,136,380,838.12x = 4,328,049,871.12 × 1,726,654,533.68 - Step 4: Simplify right side
3,136,380,838.12x = 7,473,046,931,962,487,808 - Step 5: Solve for x
x = 7,473,046,931,962,487,808/3,136,380,838.12 - Step 6: Final answer
x = 2,382,697,547.80
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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.