Finding the Fourth Proportional to 93,528,101.70, 140,292,152.55 and 53,217,317.70
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Solution
The fourth proportional to 93,528,101.70, 140,292,152.55 and 53,217,317.70 is: 79,825,976.55
Step by Step Solution
- Step 1: Write the proportion equation
93,528,101.70 : 140,292,152.55 = 53,217,317.70 : x - Step 2: Convert to fraction form
93,528,101.70/140,292,152.55 = 53,217,317.70/x - Step 3: Cross multiply
93,528,101.70x = 140,292,152.55 × 53,217,317.70 - Step 4: Simplify right side
93,528,101.70x = 7,465,972,053,070,216 - Step 5: Solve for x
x = 7,465,972,053,070,216/93,528,101.70 - Step 6: Final answer
x = 79,825,976.55
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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.