Finding the Fourth Proportional to 194,063,352.24, 290,210,867.99 and 144,913,720.26
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Solution
The fourth proportional to 194,063,352.24, 290,210,867.99 and 144,913,720.26 is: 216,710,347.70
Step by Step Solution
- Step 1: Write the proportion equation
194,063,352.24 : 290,210,867.99 = 144,913,720.26 : x - Step 2: Convert to fraction form
194,063,352.24/290,210,867.99 = 144,913,720.26/x - Step 3: Cross multiply
194,063,352.24x = 290,210,867.99 × 144,913,720.26 - Step 4: Simplify right side
194,063,352.24x = 42,055,536,539,225,880 - Step 5: Solve for x
x = 42,055,536,539,225,880/194,063,352.24 - Step 6: Final answer
x = 216,710,347.70
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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.