Finding the Fourth Proportional to 478,095,626.14, 659,754,545.65 and 266,391,518.07
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Solution
The fourth proportional to 478,095,626.14, 659,754,545.65 and 266,391,518.07 is: 367,610,589.52
Step by Step Solution
- Step 1: Write the proportion equation
478,095,626.14 : 659,754,545.65 = 266,391,518.07 : x - Step 2: Convert to fraction form
478,095,626.14/659,754,545.65 = 266,391,518.07/x - Step 3: Cross multiply
478,095,626.14x = 659,754,545.65 × 266,391,518.07 - Step 4: Simplify right side
478,095,626.14x = 175,753,014,971,094,720 - Step 5: Solve for x
x = 175,753,014,971,094,720/478,095,626.14 - Step 6: Final answer
x = 367,610,589.52
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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.