Finding the Fourth Proportional to 129,490,897.20, 194,249,262.76 and 37,376,868.36
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Solution
The fourth proportional to 129,490,897.20, 194,249,262.76 and 37,376,868.36 is: 56,069,030.95
Step by Step Solution
- Step 1: Write the proportion equation
129,490,897.20 : 194,249,262.76 = 37,376,868.36 : x - Step 2: Convert to fraction form
129,490,897.20/194,249,262.76 = 37,376,868.36/x - Step 3: Cross multiply
129,490,897.20x = 194,249,262.76 × 37,376,868.36 - Step 4: Simplify right side
129,490,897.20x = 7,260,429,123,207,570 - Step 5: Solve for x
x = 7,260,429,123,207,570/129,490,897.20 - Step 6: Final answer
x = 56,069,030.95
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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.