Finding the Fourth Proportional to 2,887,215,937.10, 4,330,130,473.16 and 1,333,013,976.98
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Solution
The fourth proportional to 2,887,215,937.10, 4,330,130,473.16 and 1,333,013,976.98 is: 1,999,200,810.96
Step by Step Solution
- Step 1: Write the proportion equation
2,887,215,937.10 : 4,330,130,473.16 = 1,333,013,976.98 : x - Step 2: Convert to fraction form
2,887,215,937.10/4,330,130,473.16 = 1,333,013,976.98/x - Step 3: Cross multiply
2,887,215,937.10x = 4,330,130,473.16 × 1,333,013,976.98 - Step 4: Simplify right side
2,887,215,937.10x = 5,772,124,442,878,393,344 - Step 5: Solve for x
x = 5,772,124,442,878,393,344/2,887,215,937.10 - Step 6: Final answer
x = 1,999,200,810.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.