Finding the Fourth Proportional to 134,600,497.68, 185,748,818.28 and 72,720,885.48
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Solution
The fourth proportional to 134,600,497.68, 185,748,818.28 and 72,720,885.48 is: 100,354,893.00
Step by Step Solution
- Step 1: Write the proportion equation
134,600,497.68 : 185,748,818.28 = 72,720,885.48 : x - Step 2: Convert to fraction form
134,600,497.68/185,748,818.28 = 72,720,885.48/x - Step 3: Cross multiply
134,600,497.68x = 185,748,818.28 × 72,720,885.48 - Step 4: Simplify right side
134,600,497.68x = 13,507,818,542,185,212 - Step 5: Solve for x
x = 13,507,818,542,185,212/134,600,497.68 - Step 6: Final answer
x = 100,354,893.00
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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.