Finding the Fourth Proportional to 6,160,855,349.40, 9,189,484,839.42 and 5,595,272,275.02
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Solution
The fourth proportional to 6,160,855,349.40, 9,189,484,839.42 and 5,595,272,275.02 is: 8,345,865,440.38
Step by Step Solution
- Step 1: Write the proportion equation
6,160,855,349.40 : 9,189,484,839.42 = 5,595,272,275.02 : x - Step 2: Convert to fraction form
6,160,855,349.40/9,189,484,839.42 = 5,595,272,275.02/x - Step 3: Cross multiply
6,160,855,349.40x = 9,189,484,839.42 × 5,595,272,275.02 - Step 4: Simplify right side
6,160,855,349.40x = 51,417,669,743,723,347,968 - Step 5: Solve for x
x = 51,417,669,743,723,347,968/6,160,855,349.40 - Step 6: Final answer
x = 8,345,865,440.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.