Finding the Fourth Proportional to 497,270,318.10, 745,778,244.99 and 147,434,582.16
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Solution
The fourth proportional to 497,270,318.10, 745,778,244.99 and 147,434,582.16 is: 221,114,150.46
Step by Step Solution
- Step 1: Write the proportion equation
497,270,318.10 : 745,778,244.99 = 147,434,582.16 : x - Step 2: Convert to fraction form
497,270,318.10/745,778,244.99 = 147,434,582.16/x - Step 3: Cross multiply
497,270,318.10x = 745,778,244.99 × 147,434,582.16 - Step 4: Simplify right side
497,270,318.10x = 109,953,503,934,671,632 - Step 5: Solve for x
x = 109,953,503,934,671,632/497,270,318.10 - Step 6: Final answer
x = 221,114,150.46
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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.