Finding the Fourth Proportional to 90,427,093.60, 135,648,934.80 and 29,842,952.80
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Solution
The fourth proportional to 90,427,093.60, 135,648,934.80 and 29,842,952.80 is: 44,767,166.54
Step by Step Solution
- Step 1: Write the proportion equation
90,427,093.60 : 135,648,934.80 = 29,842,952.80 : x - Step 2: Convert to fraction form
90,427,093.60/135,648,934.80 = 29,842,952.80/x - Step 3: Cross multiply
90,427,093.60x = 135,648,934.80 × 29,842,952.80 - Step 4: Simplify right side
90,427,093.60x = 4,048,164,758,606,678 - Step 5: Solve for x
x = 4,048,164,758,606,678/90,427,093.60 - Step 6: Final answer
x = 44,767,166.54
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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.