Finding the Fourth Proportional to 859,060,047.79, 1,288,354,895.47 and 237,126,602.98
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Solution
The fourth proportional to 859,060,047.79, 1,288,354,895.47 and 237,126,602.98 is: 355,624,988.71
Step by Step Solution
- Step 1: Write the proportion equation
859,060,047.79 : 1,288,354,895.47 = 237,126,602.98 : x - Step 2: Convert to fraction form
859,060,047.79/1,288,354,895.47 = 237,126,602.98/x - Step 3: Cross multiply
859,060,047.79x = 1,288,354,895.47 × 237,126,602.98 - Step 4: Simplify right side
859,060,047.79x = 305,503,219,795,454,080 - Step 5: Solve for x
x = 305,503,219,795,454,080/859,060,047.79 - Step 6: Final answer
x = 355,624,988.71
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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.