Finding the Fourth Proportional to 747,760,250.84, 1,120,637,774.30 and 581,963,953.95
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Solution
The fourth proportional to 747,760,250.84, 1,120,637,774.30 and 581,963,953.95 is: 872,165,629.75
Step by Step Solution
- Step 1: Write the proportion equation
747,760,250.84 : 1,120,637,774.30 = 581,963,953.95 : x - Step 2: Convert to fraction form
747,760,250.84/1,120,637,774.30 = 581,963,953.95/x - Step 3: Cross multiply
747,760,250.84x = 1,120,637,774.30 × 581,963,953.95 - Step 4: Simplify right side
747,760,250.84x = 652,170,790,074,445,952 - Step 5: Solve for x
x = 652,170,790,074,445,952/747,760,250.84 - Step 6: Final answer
x = 872,165,629.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.