Finding the Fourth Proportional to 235,575,351.41, 325,083,498.12 and 135,031,708.46
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Solution
The fourth proportional to 235,575,351.41, 325,083,498.12 and 135,031,708.46 is: 186,337,746.64
Step by Step Solution
- Step 1: Write the proportion equation
235,575,351.41 : 325,083,498.12 = 135,031,708.46 : x - Step 2: Convert to fraction form
235,575,351.41/325,083,498.12 = 135,031,708.46/x - Step 3: Cross multiply
235,575,351.41x = 325,083,498.12 × 135,031,708.46 - Step 4: Simplify right side
235,575,351.41x = 43,896,580,144,109,512 - Step 5: Solve for x
x = 43,896,580,144,109,512/235,575,351.41 - Step 6: Final answer
x = 186,337,746.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.