Finding the Fourth Proportional to 352,579,246.20, 528,868,869.30 and 110,266,644.60
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Solution
The fourth proportional to 352,579,246.20, 528,868,869.30 and 110,266,644.60 is: 165,399,966.90
Step by Step Solution
- Step 1: Write the proportion equation
352,579,246.20 : 528,868,869.30 = 110,266,644.60 : x - Step 2: Convert to fraction form
352,579,246.20/528,868,869.30 = 110,266,644.60/x - Step 3: Cross multiply
352,579,246.20x = 528,868,869.30 × 110,266,644.60 - Step 4: Simplify right side
352,579,246.20x = 58,316,595,651,106,952 - Step 5: Solve for x
x = 58,316,595,651,106,952/352,579,246.20 - Step 6: Final answer
x = 165,399,966.90
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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.