Finding the Fourth Proportional to 4,828,897,248.30, 7,243,345,872.45 and 1,723,581,197.10
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Solution
The fourth proportional to 4,828,897,248.30, 7,243,345,872.45 and 1,723,581,197.10 is: 2,585,371,795.65
Step by Step Solution
- Step 1: Write the proportion equation
4,828,897,248.30 : 7,243,345,872.45 = 1,723,581,197.10 : x - Step 2: Convert to fraction form
4,828,897,248.30/7,243,345,872.45 = 1,723,581,197.10/x - Step 3: Cross multiply
4,828,897,248.30x = 7,243,345,872.45 × 1,723,581,197.10 - Step 4: Simplify right side
4,828,897,248.30x = 12,484,494,749,846,714,368 - Step 5: Solve for x
x = 12,484,494,749,846,714,368/4,828,897,248.30 - Step 6: Final answer
x = 2,585,371,795.65
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Double scale
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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.