Finding the Fourth Proportional to 434,855,618.28, 599,872,068 and 258,518,197.08
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Solution
The fourth proportional to 434,855,618.28, 599,872,068 and 258,518,197.08 is: 356,619,160.43
Step by Step Solution
- Step 1: Write the proportion equation
434,855,618.28 : 599,872,068 = 258,518,197.08 : x - Step 2: Convert to fraction form
434,855,618.28/599,872,068 = 258,518,197.08/x - Step 3: Cross multiply
434,855,618.28x = 599,872,068 × 258,518,197.08 - Step 4: Simplify right side
434,855,618.28x = 155,077,845,498,011,168 - Step 5: Solve for x
x = 155,077,845,498,011,168/434,855,618.28 - Step 6: Final answer
x = 356,619,160.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.