Finding the Fourth Proportional to 233,128,024.14, 321,861,864.21 and 148,402,948.02
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Solution
The fourth proportional to 233,128,024.14, 321,861,864.21 and 148,402,948.02 is: 204,888,492.84
Step by Step Solution
- Step 1: Write the proportion equation
233,128,024.14 : 321,861,864.21 = 148,402,948.02 : x - Step 2: Convert to fraction form
233,128,024.14/321,861,864.21 = 148,402,948.02/x - Step 3: Cross multiply
233,128,024.14x = 321,861,864.21 × 148,402,948.02 - Step 4: Simplify right side
233,128,024.14x = 47,765,249,503,976,928 - Step 5: Solve for x
x = 47,765,249,503,976,928/233,128,024.14 - Step 6: Final answer
x = 204,888,492.84
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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.