Finding the Fourth Proportional to 97,362,402.12, 134,360,147.52 and 53,312,187.12
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Solution
The fourth proportional to 97,362,402.12, 134,360,147.52 and 53,312,187.12 is: 73,570,836.07
Step by Step Solution
- Step 1: Write the proportion equation
97,362,402.12 : 134,360,147.52 = 53,312,187.12 : x - Step 2: Convert to fraction form
97,362,402.12/134,360,147.52 = 53,312,187.12/x - Step 3: Cross multiply
97,362,402.12x = 134,360,147.52 × 53,312,187.12 - Step 4: Simplify right side
97,362,402.12x = 7,163,033,326,057,044 - Step 5: Solve for x
x = 7,163,033,326,057,044/97,362,402.12 - Step 6: Final answer
x = 73,570,836.07
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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.