Finding the Fourth Proportional to 230,301,587.60, 317,815,730.08 and 131,182,297.44
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Solution
The fourth proportional to 230,301,587.60, 317,815,730.08 and 131,182,297.44 is: 181,031,307.99
Step by Step Solution
- Step 1: Write the proportion equation
230,301,587.60 : 317,815,730.08 = 131,182,297.44 : x - Step 2: Convert to fraction form
230,301,587.60/317,815,730.08 = 131,182,297.44/x - Step 3: Cross multiply
230,301,587.60x = 317,815,730.08 × 131,182,297.44 - Step 4: Simplify right side
230,301,587.60x = 41,691,797,634,465,312 - Step 5: Solve for x
x = 41,691,797,634,465,312/230,301,587.60 - Step 6: Final answer
x = 181,031,307.99
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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.