Finding the Fourth Proportional to 368,588,256.21, 552,884,451.17 and 122,944,216.69
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Solution
The fourth proportional to 368,588,256.21, 552,884,451.17 and 122,944,216.69 is: 184,417,014.44
Step by Step Solution
- Step 1: Write the proportion equation
368,588,256.21 : 552,884,451.17 = 122,944,216.69 : x - Step 2: Convert to fraction form
368,588,256.21/552,884,451.17 = 122,944,216.69/x - Step 3: Cross multiply
368,588,256.21x = 552,884,451.17 × 122,944,216.69 - Step 4: Simplify right side
368,588,256.21x = 67,973,945,767,886,960 - Step 5: Solve for x
x = 67,973,945,767,886,960/368,588,256.21 - Step 6: Final answer
x = 184,417,014.44
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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.