Finding the Fourth Proportional to 4,828,912,135.40, 7,243,368,203.10 and 1,723,596,084.20
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Solution
The fourth proportional to 4,828,912,135.40, 7,243,368,203.10 and 1,723,596,084.20 is: 2,585,394,126.30
Step by Step Solution
- Step 1: Write the proportion equation
4,828,912,135.40 : 7,243,368,203.10 = 1,723,596,084.20 : x - Step 2: Convert to fraction form
4,828,912,135.40/7,243,368,203.10 = 1,723,596,084.20/x - Step 3: Cross multiply
4,828,912,135.40x = 7,243,368,203.10 × 1,723,596,084.20 - Step 4: Simplify right side
4,828,912,135.40x = 12,484,641,071,281,950,720 - Step 5: Solve for x
x = 12,484,641,071,281,950,720/4,828,912,135.40 - Step 6: Final answer
x = 2,585,394,126.30
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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.