Finding the Fourth Proportional to 108,415,358.97, 149,547,469.91 and 64,333,312.17
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Solution
The fourth proportional to 108,415,358.97, 149,547,469.91 and 64,333,312.17 is: 88,740,969.52
Step by Step Solution
- Step 1: Write the proportion equation
108,415,358.97 : 149,547,469.91 = 64,333,312.17 : x - Step 2: Convert to fraction form
108,415,358.97/149,547,469.91 = 64,333,312.17/x - Step 3: Cross multiply
108,415,358.97x = 149,547,469.91 × 64,333,312.17 - Step 4: Simplify right side
108,415,358.97x = 9,620,884,065,632,046 - Step 5: Solve for x
x = 9,620,884,065,632,046/108,415,358.97 - Step 6: Final answer
x = 88,740,969.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.