Finding the Fourth Proportional to 70,960,279.18, 97,925,204.79 and 39,170,468.09
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Solution
The fourth proportional to 70,960,279.18, 97,925,204.79 and 39,170,468.09 is: 54,055,256.74
Step by Step Solution
- Step 1: Write the proportion equation
70,960,279.18 : 97,925,204.79 = 39,170,468.09 : x - Step 2: Convert to fraction form
70,960,279.18/97,925,204.79 = 39,170,468.09/x - Step 3: Cross multiply
70,960,279.18x = 97,925,204.79 × 39,170,468.09 - Step 4: Simplify right side
70,960,279.18x = 3,835,776,109,433,411 - Step 5: Solve for x
x = 3,835,776,109,433,411/70,960,279.18 - Step 6: Final answer
x = 54,055,256.74
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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.