Finding the Fourth Proportional to 1,321,522,277,580.70, 1,823,700,830,759.70 and 735,559,548,172.74
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Solution
The fourth proportional to 1,321,522,277,580.70, 1,823,700,830,759.70 and 735,559,548,172.74 is: 1,015,072,225,291.29
Step by Step Solution
- Step 1: Write the proportion equation
1,321,522,277,580.70 : 1,823,700,830,759.70 = 735,559,548,172.74 : x - Step 2: Convert to fraction form
1,321,522,277,580.70/1,823,700,830,759.70 = 735,559,548,172.74/x - Step 3: Cross multiply
1,321,522,277,580.70x = 1,823,700,830,759.70 × 735,559,548,172.74 - Step 4: Simplify right side
1,321,522,277,580.70x = 1,341,440,559,075,855,339,356,160 - Step 5: Solve for x
x = 1,341,440,559,075,855,339,356,160/1,321,522,277,580.70 - Step 6: Final answer
x = 1,015,072,225,291.29
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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.