Finding the Fourth Proportional to 382,589,108,347.63, 527,969,831,850.68 and 208,974,358,518.05
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Solution
The fourth proportional to 382,589,108,347.63, 527,969,831,850.68 and 208,974,358,518.05 is: 288,382,900,925.73
Step by Step Solution
- Step 1: Write the proportion equation
382,589,108,347.63 : 527,969,831,850.68 = 208,974,358,518.05 : x - Step 2: Convert to fraction form
382,589,108,347.63/527,969,831,850.68 = 208,974,358,518.05/x - Step 3: Cross multiply
382,589,108,347.63x = 527,969,831,850.68 × 208,974,358,518.05 - Step 4: Simplify right side
382,589,108,347.63x = 110,332,156,927,878,570,704,896 - Step 5: Solve for x
x = 110,332,156,927,878,570,704,896/382,589,108,347.63 - Step 6: Final answer
x = 288,382,900,925.73
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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.