Finding the Fourth Proportional to 156,709,764.36, 235,065,193.29 and 47,535,876.18
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Solution
The fourth proportional to 156,709,764.36, 235,065,193.29 and 47,535,876.18 is: 71,303,980.12
Step by Step Solution
- Step 1: Write the proportion equation
156,709,764.36 : 235,065,193.29 = 47,535,876.18 : x - Step 2: Convert to fraction form
156,709,764.36/235,065,193.29 = 47,535,876.18/x - Step 3: Cross multiply
156,709,764.36x = 235,065,193.29 × 47,535,876.18 - Step 4: Simplify right side
156,709,764.36x = 11,174,029,922,461,206 - Step 5: Solve for x
x = 11,174,029,922,461,206/156,709,764.36 - Step 6: Final answer
x = 71,303,980.12
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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.