Finding the Fourth Proportional to 522,166,437.01, 782,980,113.84 and 153,653,496.13
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Solution
The fourth proportional to 522,166,437.01, 782,980,113.84 and 153,653,496.13 is: 230,400,928.45
Step by Step Solution
- Step 1: Write the proportion equation
522,166,437.01 : 782,980,113.84 = 153,653,496.13 : x - Step 2: Convert to fraction form
522,166,437.01/782,980,113.84 = 153,653,496.13/x - Step 3: Cross multiply
522,166,437.01x = 782,980,113.84 × 153,653,496.13 - Step 4: Simplify right side
522,166,437.01x = 120,307,631,891,781,408 - Step 5: Solve for x
x = 120,307,631,891,781,408/522,166,437.01 - Step 6: Final answer
x = 230,400,928.45
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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.