Finding the Fourth Proportional to 97,830,226.74, 135,007,389.96 and 53,779,082.28
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Solution
The fourth proportional to 97,830,226.74, 135,007,389.96 and 53,779,082.28 is: 74,216,055.46
Step by Step Solution
- Step 1: Write the proportion equation
97,830,226.74 : 135,007,389.96 = 53,779,082.28 : x - Step 2: Convert to fraction form
97,830,226.74/135,007,389.96 = 53,779,082.28/x - Step 3: Cross multiply
97,830,226.74x = 135,007,389.96 × 53,779,082.28 - Step 4: Simplify right side
97,830,226.74x = 7,260,573,533,066,887 - Step 5: Solve for x
x = 7,260,573,533,066,887/97,830,226.74 - Step 6: Final answer
x = 74,216,055.46
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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.