Finding the Fourth Proportional to 7,662,942,158.45, 10,573,280,777.99 and 4,403,358,056.00
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Solution
The fourth proportional to 7,662,942,158.45, 10,573,280,777.99 and 4,403,358,056.00 is: 6,075,726,545.95
Step by Step Solution
- Step 1: Write the proportion equation
7,662,942,158.45 : 10,573,280,777.99 = 4,403,358,056.00 : x - Step 2: Convert to fraction form
7,662,942,158.45/10,573,280,777.99 = 4,403,358,056.00/x - Step 3: Cross multiply
7,662,942,158.45x = 10,573,280,777.99 × 4,403,358,056.00 - Step 4: Simplify right side
7,662,942,158.45x = 46,557,941,092,150,804,480 - Step 5: Solve for x
x = 46,557,941,092,150,804,480/7,662,942,158.45 - Step 6: Final answer
x = 6,075,726,545.95
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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.