Finding the Fourth Proportional to 415,358,567.24, 573,371,314.34 and 258,803,023.80
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Solution
The fourth proportional to 415,358,567.24, 573,371,314.34 and 258,803,023.80 is: 357,258,141.80
Step by Step Solution
- Step 1: Write the proportion equation
415,358,567.24 : 573,371,314.34 = 258,803,023.80 : x - Step 2: Convert to fraction form
415,358,567.24/573,371,314.34 = 258,803,023.80/x - Step 3: Cross multiply
415,358,567.24x = 573,371,314.34 × 258,803,023.80 - Step 4: Simplify right side
415,358,567.24x = 148,390,229,910,078,304 - Step 5: Solve for x
x = 148,390,229,910,078,304/415,358,567.24 - Step 6: Final answer
x = 357,258,141.80
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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.