Finding the Fourth Proportional to 632,700,480,925.24, 873,199,095,932.49 and 354,678,135,436.76
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Solution
The fourth proportional to 632,700,480,925.24, 873,199,095,932.49 and 354,678,135,436.76 is: 489,496,430,850.66
Step by Step Solution
- Step 1: Write the proportion equation
632,700,480,925.24 : 873,199,095,932.49 = 354,678,135,436.76 : x - Step 2: Convert to fraction form
632,700,480,925.24/873,199,095,932.49 = 354,678,135,436.76/x - Step 3: Cross multiply
632,700,480,925.24x = 873,199,095,932.49 × 354,678,135,436.76 - Step 4: Simplify right side
632,700,480,925.24x = 309,704,627,210,400,108,118,016 - Step 5: Solve for x
x = 309,704,627,210,400,108,118,016/632,700,480,925.24 - Step 6: Final answer
x = 489,496,430,850.66
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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.