Finding the Fourth Proportional to 98,517,698,975.36, 147,761,617,225.93 and 26,812,800,764.15
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Solution
The fourth proportional to 98,517,698,975.36, 147,761,617,225.93 and 26,812,800,764.15 is: 40,215,137,426.80
Step by Step Solution
- Step 1: Write the proportion equation
98,517,698,975.36 : 147,761,617,225.93 = 26,812,800,764.15 : x - Step 2: Convert to fraction form
98,517,698,975.36/147,761,617,225.93 = 26,812,800,764.15/x - Step 3: Cross multiply
98,517,698,975.36x = 147,761,617,225.93 × 26,812,800,764.15 - Step 4: Simplify right side
98,517,698,975.36x = 3,961,902,803,266,716,565,504 - Step 5: Solve for x
x = 3,961,902,803,266,716,565,504/98,517,698,975.36 - Step 6: Final answer
x = 40,215,137,426.80
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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.