Finding the Fourth Proportional to 463,574,019,637.20, 695,361,029,455.80 and 445,289,048,014.80
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Solution
The fourth proportional to 463,574,019,637.20, 695,361,029,455.80 and 445,289,048,014.80 is: 667,933,572,022.20
Step by Step Solution
- Step 1: Write the proportion equation
463,574,019,637.20 : 695,361,029,455.80 = 445,289,048,014.80 : x - Step 2: Convert to fraction form
463,574,019,637.20/695,361,029,455.80 = 445,289,048,014.80/x - Step 3: Cross multiply
463,574,019,637.20x = 695,361,029,455.80 × 445,289,048,014.80 - Step 4: Simplify right side
463,574,019,637.20x = 309,636,650,832,964,488,265,728 - Step 5: Solve for x
x = 309,636,650,832,964,488,265,728/463,574,019,637.20 - Step 6: Final answer
x = 667,933,572,022.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.