Finding the Fourth Proportional to 1,559,153,063.79, 2,339,024,561.84 and 626,548,510.53
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Solution
The fourth proportional to 1,559,153,063.79, 2,339,024,561.84 and 626,548,510.53 is: 939,941,298.48
Step by Step Solution
- Step 1: Write the proportion equation
1,559,153,063.79 : 2,339,024,561.84 = 626,548,510.53 : x - Step 2: Convert to fraction form
1,559,153,063.79/2,339,024,561.84 = 626,548,510.53/x - Step 3: Cross multiply
1,559,153,063.79x = 2,339,024,561.84 × 626,548,510.53 - Step 4: Simplify right side
1,559,153,063.79x = 1,465,512,355,315,504,384 - Step 5: Solve for x
x = 1,465,512,355,315,504,384/1,559,153,063.79 - Step 6: Final answer
x = 939,941,298.48
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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.