Finding the Fourth Proportional to 302,692,847.70, 417,716,126.10 and 163,463,597.26
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Solution
The fourth proportional to 302,692,847.70, 417,716,126.10 and 163,463,597.26 is: 225,579,762.21
Step by Step Solution
- Step 1: Write the proportion equation
302,692,847.70 : 417,716,126.10 = 163,463,597.26 : x - Step 2: Convert to fraction form
302,692,847.70/417,716,126.10 = 163,463,597.26/x - Step 3: Cross multiply
302,692,847.70x = 417,716,126.10 × 163,463,597.26 - Step 4: Simplify right side
302,692,847.70x = 68,281,380,605,817,776 - Step 5: Solve for x
x = 68,281,380,605,817,776/302,692,847.70 - Step 6: Final answer
x = 225,579,762.21
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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.