Finding the Fourth Proportional to 4,398,781,718.40, 6,598,172,577.60 and 2,539,163,371.20
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Solution
The fourth proportional to 4,398,781,718.40, 6,598,172,577.60 and 2,539,163,371.20 is: 3,808,745,056.80
Step by Step Solution
- Step 1: Write the proportion equation
4,398,781,718.40 : 6,598,172,577.60 = 2,539,163,371.20 : x - Step 2: Convert to fraction form
4,398,781,718.40/6,598,172,577.60 = 2,539,163,371.20/x - Step 3: Cross multiply
4,398,781,718.40x = 6,598,172,577.60 × 2,539,163,371.20 - Step 4: Simplify right side
4,398,781,718.40x = 16,753,838,125,898,209,280 - Step 5: Solve for x
x = 16,753,838,125,898,209,280/4,398,781,718.40 - Step 6: Final answer
x = 3,808,745,056.80
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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.