Finding the Fourth Proportional to 4,862,134,669.77, 6,709,229,284.88 and 2,689,153,145.53
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Solution
The fourth proportional to 4,862,134,669.77, 6,709,229,284.88 and 2,689,153,145.53 is: 3,710,745,641.76
Step by Step Solution
- Step 1: Write the proportion equation
4,862,134,669.77 : 6,709,229,284.88 = 2,689,153,145.53 : x - Step 2: Convert to fraction form
4,862,134,669.77/6,709,229,284.88 = 2,689,153,145.53/x - Step 3: Cross multiply
4,862,134,669.77x = 6,709,229,284.88 × 2,689,153,145.53 - Step 4: Simplify right side
4,862,134,669.77x = 18,042,145,035,506,995,200 - Step 5: Solve for x
x = 18,042,145,035,506,995,200/4,862,134,669.77 - Step 6: Final answer
x = 3,710,745,641.76
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1.5x scale
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.