Finding the Fourth Proportional to 473,115,521.84, 653,538,458.04 and 356,522,177.84
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Solution
The fourth proportional to 473,115,521.84, 653,538,458.04 and 356,522,177.84 is: 492,482,160.50
Step by Step Solution
- Step 1: Write the proportion equation
473,115,521.84 : 653,538,458.04 = 356,522,177.84 : x - Step 2: Convert to fraction form
473,115,521.84/653,538,458.04 = 356,522,177.84/x - Step 3: Cross multiply
473,115,521.84x = 653,538,458.04 × 356,522,177.84 - Step 4: Simplify right side
473,115,521.84x = 233,000,954,362,616,224 - Step 5: Solve for x
x = 233,000,954,362,616,224/473,115,521.84 - Step 6: Final answer
x = 492,482,160.50
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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.