Finding the Fourth Proportional to 90,051,214,684.02, 135,072,064,703.41 and 29,537,521,139.64
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Solution
The fourth proportional to 90,051,214,684.02, 135,072,064,703.41 and 29,537,521,139.64 is: 44,304,721,269.45
Step by Step Solution
- Step 1: Write the proportion equation
90,051,214,684.02 : 135,072,064,703.41 = 29,537,521,139.64 : x - Step 2: Convert to fraction form
90,051,214,684.02/135,072,064,703.41 = 29,537,521,139.64/x - Step 3: Cross multiply
90,051,214,684.02x = 135,072,064,703.41 × 29,537,521,139.64 - Step 4: Simplify right side
90,051,214,684.02x = 3,989,693,966,551,119,036,416 - Step 5: Solve for x
x = 3,989,693,966,551,119,036,416/90,051,214,684.02 - Step 6: Final answer
x = 44,304,721,269.45
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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.