Finding the Fourth Proportional to 299,575,829.08, 413,378,839.56 and 165,595,646.62
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Solution
The fourth proportional to 299,575,829.08, 413,378,839.56 and 165,595,646.62 is: 228,502,200.75
Step by Step Solution
- Step 1: Write the proportion equation
299,575,829.08 : 413,378,839.56 = 165,595,646.62 : x - Step 2: Convert to fraction form
299,575,829.08/413,378,839.56 = 165,595,646.62/x - Step 3: Cross multiply
299,575,829.08x = 413,378,839.56 × 165,595,646.62 - Step 4: Simplify right side
299,575,829.08x = 68,453,736,235,963,440 - Step 5: Solve for x
x = 68,453,736,235,963,440/299,575,829.08 - Step 6: Final answer
x = 228,502,200.75
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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.