Finding the Fourth Proportional to 1,030,755,135.99, 1,546,132,703.99 and 375,755,284.47
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Solution
The fourth proportional to 1,030,755,135.99, 1,546,132,703.99 and 375,755,284.47 is: 563,632,926.71
Step by Step Solution
- Step 1: Write the proportion equation
1,030,755,135.99 : 1,546,132,703.99 = 375,755,284.47 : x - Step 2: Convert to fraction form
1,030,755,135.99/1,546,132,703.99 = 375,755,284.47/x - Step 3: Cross multiply
1,030,755,135.99x = 1,546,132,703.99 × 375,755,284.47 - Step 4: Simplify right side
1,030,755,135.99x = 580,967,534,014,253,952 - Step 5: Solve for x
x = 580,967,534,014,253,952/1,030,755,135.99 - Step 6: Final answer
x = 563,632,926.71
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Double scale
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Similar ratio
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1.5x scale
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.