Finding the Fourth Proportional to 344,149,546.98, 474,926,443.17 and 187,516,653.96
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Solution
The fourth proportional to 344,149,546.98, 474,926,443.17 and 187,516,653.96 is: 258,773,019.70
Step by Step Solution
- Step 1: Write the proportion equation
344,149,546.98 : 474,926,443.17 = 187,516,653.96 : x - Step 2: Convert to fraction form
344,149,546.98/474,926,443.17 = 187,516,653.96/x - Step 3: Cross multiply
344,149,546.98x = 474,926,443.17 × 187,516,653.96 - Step 4: Simplify right side
344,149,546.98x = 89,056,617,500,362,496 - Step 5: Solve for x
x = 89,056,617,500,362,496/344,149,546.98 - Step 6: Final answer
x = 258,773,019.70
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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.