Finding the Fourth Proportional to 1,766,487,153.24, 2,437,752,285.17 and 973,533,141.29
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Solution
The fourth proportional to 1,766,487,153.24, 2,437,752,285.17 and 973,533,141.29 is: 1,343,475,742.53
Step by Step Solution
- Step 1: Write the proportion equation
1,766,487,153.24 : 2,437,752,285.17 = 973,533,141.29 : x - Step 2: Convert to fraction form
1,766,487,153.24/2,437,752,285.17 = 973,533,141.29/x - Step 3: Cross multiply
1,766,487,153.24x = 2,437,752,285.17 × 973,533,141.29 - Step 4: Simplify right side
1,766,487,153.24x = 2,373,232,639,865,054,720 - Step 5: Solve for x
x = 2,373,232,639,865,054,720/1,766,487,153.24 - Step 6: Final answer
x = 1,343,475,742.53
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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.