Finding the Fourth Proportional to 118,204,581,891.68, 163,122,480,317.98 and 64,011,223,988.92
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Solution
The fourth proportional to 118,204,581,891.68, 163,122,480,317.98 and 64,011,223,988.92 is: 88,335,574,291.28
Step by Step Solution
- Step 1: Write the proportion equation
118,204,581,891.68 : 163,122,480,317.98 = 64,011,223,988.92 : x - Step 2: Convert to fraction form
118,204,581,891.68/163,122,480,317.98 = 64,011,223,988.92/x - Step 3: Cross multiply
118,204,581,891.68x = 163,122,480,317.98 × 64,011,223,988.92 - Step 4: Simplify right side
118,204,581,891.68x = 10,441,669,625,262,412,660,736 - Step 5: Solve for x
x = 10,441,669,625,262,412,660,736/118,204,581,891.68 - Step 6: Final answer
x = 88,335,574,291.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.