Finding the Fourth Proportional to 357,839,422.70, 536,699,341.44 and 99,080,799.80
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Solution
The fourth proportional to 357,839,422.70, 536,699,341.44 and 99,080,799.80 is: 148,604,643.95
Step by Step Solution
- Step 1: Write the proportion equation
357,839,422.70 : 536,699,341.44 = 99,080,799.80 : x - Step 2: Convert to fraction form
357,839,422.70/536,699,341.44 = 99,080,799.80/x - Step 3: Cross multiply
357,839,422.70x = 536,699,341.44 × 99,080,799.80 - Step 4: Simplify right side
357,839,422.70x = 53,176,600,002,008,480 - Step 5: Solve for x
x = 53,176,600,002,008,480/357,839,422.70 - Step 6: Final answer
x = 148,604,643.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.