Finding the Fourth Proportional to 7,045,402,595.38, 9,722,080,545.05 and 4,148,096,980.26
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Solution
The fourth proportional to 7,045,402,595.38, 9,722,080,545.05 and 4,148,096,980.26 is: 5,724,035,270.49
Step by Step Solution
- Step 1: Write the proportion equation
7,045,402,595.38 : 9,722,080,545.05 = 4,148,096,980.26 : x - Step 2: Convert to fraction form
7,045,402,595.38/9,722,080,545.05 = 4,148,096,980.26/x - Step 3: Cross multiply
7,045,402,595.38x = 9,722,080,545.05 × 4,148,096,980.26 - Step 4: Simplify right side
7,045,402,595.38x = 40,328,132,950,766,395,392 - Step 5: Solve for x
x = 40,328,132,950,766,395,392/7,045,402,595.38 - Step 6: Final answer
x = 5,724,035,270.49
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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.