Finding the Fourth Proportional to 2,593,363,777.05, 3,578,843,211.49 and 1,403,932,747.05
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Solution
The fourth proportional to 2,593,363,777.05, 3,578,843,211.49 and 1,403,932,747.05 is: 1,937,427,840.10
Step by Step Solution
- Step 1: Write the proportion equation
2,593,363,777.05 : 3,578,843,211.49 = 1,403,932,747.05 : x - Step 2: Convert to fraction form
2,593,363,777.05/3,578,843,211.49 = 1,403,932,747.05/x - Step 3: Cross multiply
2,593,363,777.05x = 3,578,843,211.49 × 1,403,932,747.05 - Step 4: Simplify right side
2,593,363,777.05x = 5,024,455,181,170,225,152 - Step 5: Solve for x
x = 5,024,455,181,170,225,152/2,593,363,777.05 - Step 6: Final answer
x = 1,937,427,840.10
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1.5x scale
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.