Finding the Fourth Proportional to 4,755,884,317.20, 6,563,201,521.68 and 2,612,581,393.68
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Solution
The fourth proportional to 4,755,884,317.20, 6,563,201,521.68 and 2,612,581,393.68 is: 3,605,406,909.60
Step by Step Solution
- Step 1: Write the proportion equation
4,755,884,317.20 : 6,563,201,521.68 = 2,612,581,393.68 : x - Step 2: Convert to fraction form
4,755,884,317.20/6,563,201,521.68 = 2,612,581,393.68/x - Step 3: Cross multiply
4,755,884,317.20x = 6,563,201,521.68 × 2,612,581,393.68 - Step 4: Simplify right side
4,755,884,317.20x = 17,146,898,178,513,430,528 - Step 5: Solve for x
x = 17,146,898,178,513,430,528/4,755,884,317.20 - Step 6: Final answer
x = 3,605,406,909.60
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1.5x scale
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.