Finding the Fourth Proportional to 439,023,536.67, 605,679,662.12 and 253,348,675.23
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Solution
The fourth proportional to 439,023,536.67, 605,679,662.12 and 253,348,675.23 is: 349,521,442.92
Step by Step Solution
- Step 1: Write the proportion equation
439,023,536.67 : 605,679,662.12 = 253,348,675.23 : x - Step 2: Convert to fraction form
439,023,536.67/605,679,662.12 = 253,348,675.23/x - Step 3: Cross multiply
439,023,536.67x = 605,679,662.12 × 253,348,675.23 - Step 4: Simplify right side
439,023,536.67x = 153,448,140,010,589,280 - Step 5: Solve for x
x = 153,448,140,010,589,280/439,023,536.67 - Step 6: Final answer
x = 349,521,442.92
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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.