Finding the Fourth Proportional to 88,782,147.60, 133,031,503.80 and 74,326,952.40
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Solution
The fourth proportional to 88,782,147.60, 133,031,503.80 and 74,326,952.40 is: 111,371,784.96
Step by Step Solution
- Step 1: Write the proportion equation
88,782,147.60 : 133,031,503.80 = 74,326,952.40 : x - Step 2: Convert to fraction form
88,782,147.60/133,031,503.80 = 74,326,952.40/x - Step 3: Cross multiply
88,782,147.60x = 133,031,503.80 × 74,326,952.40 - Step 4: Simplify right side
88,782,147.60x = 9,887,826,250,643,020 - Step 5: Solve for x
x = 9,887,826,250,643,020/88,782,147.60 - Step 6: Final answer
x = 111,371,784.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.