Finding the Fourth Proportional to 236,103,630.10, 354,155,445.15 and 121,312,374.10
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Solution
The fourth proportional to 236,103,630.10, 354,155,445.15 and 121,312,374.10 is: 181,968,561.15
Step by Step Solution
- Step 1: Write the proportion equation
236,103,630.10 : 354,155,445.15 = 121,312,374.10 : x - Step 2: Convert to fraction form
236,103,630.10/354,155,445.15 = 121,312,374.10/x - Step 3: Cross multiply
236,103,630.10x = 354,155,445.15 × 121,312,374.10 - Step 4: Simplify right side
236,103,630.10x = 42,963,437,851,588,824 - Step 5: Solve for x
x = 42,963,437,851,588,824/236,103,630.10 - Step 6: Final answer
x = 181,968,561.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.