Finding the Fourth Proportional to 316,329,886.14, 436,502,010.02 and 175,197,409.49
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Solution
The fourth proportional to 316,329,886.14, 436,502,010.02 and 175,197,409.49 is: 241,754,019.27
Step by Step Solution
- Step 1: Write the proportion equation
316,329,886.14 : 436,502,010.02 = 175,197,409.49 : x - Step 2: Convert to fraction form
316,329,886.14/436,502,010.02 = 175,197,409.49/x - Step 3: Cross multiply
316,329,886.14x = 436,502,010.02 × 175,197,409.49 - Step 4: Simplify right side
316,329,886.14x = 76,474,021,389,623,536 - Step 5: Solve for x
x = 76,474,021,389,623,536/316,329,886.14 - Step 6: Final answer
x = 241,754,019.27
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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.