Finding the Fourth Proportional to 3,345,832,335.80, 5,018,748,503.70 and 1,966,307,727.80
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Solution
The fourth proportional to 3,345,832,335.80, 5,018,748,503.70 and 1,966,307,727.80 is: 2,949,461,591.70
Step by Step Solution
- Step 1: Write the proportion equation
3,345,832,335.80 : 5,018,748,503.70 = 1,966,307,727.80 : x - Step 2: Convert to fraction form
3,345,832,335.80/5,018,748,503.70 = 1,966,307,727.80/x - Step 3: Cross multiply
3,345,832,335.80x = 5,018,748,503.70 × 1,966,307,727.80 - Step 4: Simplify right side
3,345,832,335.80x = 9,868,403,966,709,995,520 - Step 5: Solve for x
x = 9,868,403,966,709,995,520/3,345,832,335.80 - Step 6: Final answer
x = 2,949,461,591.70
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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.