Finding the Fourth Proportional to 1,547,314,703.16, 2,135,274,260.88 and 842,458,599.96
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Solution
The fourth proportional to 1,547,314,703.16, 2,135,274,260.88 and 842,458,599.96 is: 1,162,581,962.59
Step by Step Solution
- Step 1: Write the proportion equation
1,547,314,703.16 : 2,135,274,260.88 = 842,458,599.96 : x - Step 2: Convert to fraction form
1,547,314,703.16/2,135,274,260.88 = 842,458,599.96/x - Step 3: Cross multiply
1,547,314,703.16x = 2,135,274,260.88 × 842,458,599.96 - Step 4: Simplify right side
1,547,314,703.16x = 1,798,880,164,351,588,864 - Step 5: Solve for x
x = 1,798,880,164,351,588,864/1,547,314,703.16 - Step 6: Final answer
x = 1,162,581,962.59
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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.