Finding the Fourth Proportional to 5,266,878,320.28, 7,261,260,840.18 and 4,184,152,708.62
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Solution
The fourth proportional to 5,266,878,320.28, 7,261,260,840.18 and 4,184,152,708.62 is: 5,768,544,926.40
Step by Step Solution
- Step 1: Write the proportion equation
5,266,878,320.28 : 7,261,260,840.18 = 4,184,152,708.62 : x - Step 2: Convert to fraction form
5,266,878,320.28/7,261,260,840.18 = 4,184,152,708.62/x - Step 3: Cross multiply
5,266,878,320.28x = 7,261,260,840.18 × 4,184,152,708.62 - Step 4: Simplify right side
5,266,878,320.28x = 30,382,224,212,435,484,672 - Step 5: Solve for x
x = 30,382,224,212,435,484,672/5,266,878,320.28 - Step 6: Final answer
x = 5,768,544,926.40
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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.