Finding the Fourth Proportional to 498,265,358.18, 747,395,318.55 and 203,159,320.16
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Solution
The fourth proportional to 498,265,358.18, 747,395,318.55 and 203,159,320.16 is: 304,737,871.72
Step by Step Solution
- Step 1: Write the proportion equation
498,265,358.18 : 747,395,318.55 = 203,159,320.16 : x - Step 2: Convert to fraction form
498,265,358.18/747,395,318.55 = 203,159,320.16/x - Step 3: Cross multiply
498,265,358.18x = 747,395,318.55 × 203,159,320.16 - Step 4: Simplify right side
498,265,358.18x = 151,840,324,803,269,792 - Step 5: Solve for x
x = 151,840,324,803,269,792/498,265,358.18 - Step 6: Final answer
x = 304,737,871.72
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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.