Finding the Fourth Proportional to 4,806,557,168.92, 6,630,935,966.94 and 2,900,255,346.84
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Solution
The fourth proportional to 4,806,557,168.92, 6,630,935,966.94 and 2,900,255,346.84 is: 4,001,077,448.33
Step by Step Solution
- Step 1: Write the proportion equation
4,806,557,168.92 : 6,630,935,966.94 = 2,900,255,346.84 : x - Step 2: Convert to fraction form
4,806,557,168.92/6,630,935,966.94 = 2,900,255,346.84/x - Step 3: Cross multiply
4,806,557,168.92x = 6,630,935,966.94 × 2,900,255,346.84 - Step 4: Simplify right side
4,806,557,168.92x = 19,231,407,492,671,401,984 - Step 5: Solve for x
x = 19,231,407,492,671,401,984/4,806,557,168.92 - Step 6: Final answer
x = 4,001,077,448.33
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1.5x scale
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.