Finding the Fourth Proportional to 134,731,395.99, 185,883,657.84 and 109,908,672.60
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Solution
The fourth proportional to 134,731,395.99, 185,883,657.84 and 109,908,672.60 is: 151,636,713.49
Step by Step Solution
- Step 1: Write the proportion equation
134,731,395.99 : 185,883,657.84 = 109,908,672.60 : x - Step 2: Convert to fraction form
134,731,395.99/185,883,657.84 = 109,908,672.60/x - Step 3: Cross multiply
134,731,395.99x = 185,883,657.84 × 109,908,672.60 - Step 4: Simplify right side
134,731,395.99x = 20,430,226,091,226,984 - Step 5: Solve for x
x = 20,430,226,091,226,984/134,731,395.99 - Step 6: Final answer
x = 151,636,713.49
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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.