Finding the Fourth Proportional to 430,488,261.09, 594,092,613.24 and 242,328,696.44
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Solution
The fourth proportional to 430,488,261.09, 594,092,613.24 and 242,328,696.44 is: 334,424,191.18
Step by Step Solution
- Step 1: Write the proportion equation
430,488,261.09 : 594,092,613.24 = 242,328,696.44 : x - Step 2: Convert to fraction form
430,488,261.09/594,092,613.24 = 242,328,696.44/x - Step 3: Cross multiply
430,488,261.09x = 594,092,613.24 × 242,328,696.44 - Step 4: Simplify right side
430,488,261.09x = 143,965,688,528,111,824 - Step 5: Solve for x
x = 143,965,688,528,111,824/430,488,261.09 - Step 6: Final answer
x = 334,424,191.18
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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.