Finding the Fourth Proportional to 149,614,363.80, 224,421,545.70 and 143,237,071.80
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Solution
The fourth proportional to 149,614,363.80, 224,421,545.70 and 143,237,071.80 is: 214,855,607.70
Step by Step Solution
- Step 1: Write the proportion equation
149,614,363.80 : 224,421,545.70 = 143,237,071.80 : x - Step 2: Convert to fraction form
149,614,363.80/224,421,545.70 = 143,237,071.80/x - Step 3: Cross multiply
149,614,363.80x = 224,421,545.70 × 143,237,071.80 - Step 4: Simplify right side
149,614,363.80x = 32,145,485,054,897,884 - Step 5: Solve for x
x = 32,145,485,054,897,884/149,614,363.80 - Step 6: Final answer
x = 214,855,607.70
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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.