Finding the Fourth Proportional to 608,214,032.68, 839,353,071.46 and 343,890,350.68
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Solution
The fourth proportional to 608,214,032.68, 839,353,071.46 and 343,890,350.68 is: 474,578,695.29
Step by Step Solution
- Step 1: Write the proportion equation
608,214,032.68 : 839,353,071.46 = 343,890,350.68 : x - Step 2: Convert to fraction form
608,214,032.68/839,353,071.46 = 343,890,350.68/x - Step 3: Cross multiply
608,214,032.68x = 839,353,071.46 × 343,890,350.68 - Step 4: Simplify right side
608,214,032.68x = 288,645,422,088,714,496 - Step 5: Solve for x
x = 288,645,422,088,714,496/608,214,032.68 - Step 6: Final answer
x = 474,578,695.29
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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.