Finding the Fourth Proportional to 617,290,416.24, 929,630,841.35 and 562,190,613.36
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Solution
The fourth proportional to 617,290,416.24, 929,630,841.35 and 562,190,613.36 is: 846,651,299.21
Step by Step Solution
- Step 1: Write the proportion equation
617,290,416.24 : 929,630,841.35 = 562,190,613.36 : x - Step 2: Convert to fraction form
617,290,416.24/929,630,841.35 = 562,190,613.36/x - Step 3: Cross multiply
617,290,416.24x = 929,630,841.35 × 562,190,613.36 - Step 4: Simplify right side
617,290,416.24x = 522,629,732,896,929,408 - Step 5: Solve for x
x = 522,629,732,896,929,408/617,290,416.24 - Step 6: Final answer
x = 846,651,299.21
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.