Finding the Fourth Proportional to 156,779,397.37, 235,153,900.10 and 47,605,528.06
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Solution
The fourth proportional to 156,779,397.37, 235,153,900.10 and 47,605,528.06 is: 71,403,677.89
Step by Step Solution
- Step 1: Write the proportion equation
156,779,397.37 : 235,153,900.10 = 47,605,528.06 : x - Step 2: Convert to fraction form
156,779,397.37/235,153,900.10 = 47,605,528.06/x - Step 3: Cross multiply
156,779,397.37x = 235,153,900.10 × 47,605,528.06 - Step 4: Simplify right side
156,779,397.37x = 11,194,625,589,628,988 - Step 5: Solve for x
x = 11,194,625,589,628,988/156,779,397.37 - Step 6: Final answer
x = 71,403,677.89
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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.