Finding the Fourth Proportional to 529,130,396.58, 793,644,308.66 and 160,668,587.76
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Solution
The fourth proportional to 529,130,396.58, 793,644,308.66 and 160,668,587.76 is: 240,987,308.76
Step by Step Solution
- Step 1: Write the proportion equation
529,130,396.58 : 793,644,308.66 = 160,668,587.76 : x - Step 2: Convert to fraction form
529,130,396.58/793,644,308.66 = 160,668,587.76/x - Step 3: Cross multiply
529,130,396.58x = 793,644,308.66 × 160,668,587.76 - Step 4: Simplify right side
529,130,396.58x = 127,513,710,256,163,728 - Step 5: Solve for x
x = 127,513,710,256,163,728/529,130,396.58 - Step 6: Final answer
x = 240,987,308.76
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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.