Finding the Fourth Proportional to 114,740,220.94, 158,337,483.12 and 62,528,191.18
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Solution
The fourth proportional to 114,740,220.94, 158,337,483.12 and 62,528,191.18 is: 86,286,712.14
Step by Step Solution
- Step 1: Write the proportion equation
114,740,220.94 : 158,337,483.12 = 62,528,191.18 : x - Step 2: Convert to fraction form
114,740,220.94/158,337,483.12 = 62,528,191.18/x - Step 3: Cross multiply
114,740,220.94x = 158,337,483.12 × 62,528,191.18 - Step 4: Simplify right side
114,740,220.94x = 9,900,556,415,487,384 - Step 5: Solve for x
x = 9,900,556,415,487,384/114,740,220.94 - Step 6: Final answer
x = 86,286,712.14
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1.5x scale
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.