Finding the Fourth Proportional to 451,329,982,090.86, 677,292,848,058.05 and 239,243,052,041.77
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Solution
The fourth proportional to 451,329,982,090.86, 677,292,848,058.05 and 239,243,052,041.77 is: 359,022,476,957.56
Step by Step Solution
- Step 1: Write the proportion equation
451,329,982,090.86 : 677,292,848,058.05 = 239,243,052,041.77 : x - Step 2: Convert to fraction form
451,329,982,090.86/677,292,848,058.05 = 239,243,052,041.77/x - Step 3: Cross multiply
451,329,982,090.86x = 677,292,848,058.05 × 239,243,052,041.77 - Step 4: Simplify right side
451,329,982,090.86x = 162,037,608,095,470,678,179,840 - Step 5: Solve for x
x = 162,037,608,095,470,678,179,840/451,329,982,090.86 - Step 6: Final answer
x = 359,022,476,957.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.