Finding the Fourth Proportional to 98,668,042.26, 136,130,595.78 and 57,406,963.02
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Solution
The fourth proportional to 98,668,042.26, 136,130,595.78 and 57,406,963.02 is: 79,203,396.55
Step by Step Solution
- Step 1: Write the proportion equation
98,668,042.26 : 136,130,595.78 = 57,406,963.02 : x - Step 2: Convert to fraction form
98,668,042.26/136,130,595.78 = 57,406,963.02/x - Step 3: Cross multiply
98,668,042.26x = 136,130,595.78 × 57,406,963.02 - Step 4: Simplify right side
98,668,042.26x = 7,814,844,077,833,029 - Step 5: Solve for x
x = 7,814,844,077,833,029/98,668,042.26 - Step 6: Final answer
x = 79,203,396.55
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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.