Finding the Fourth Proportional to 383,817,395.75, 575,727,772.14 and 121,503,227.53
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Solution
The fourth proportional to 383,817,395.75, 575,727,772.14 and 121,503,227.53 is: 182,255,372.65
Step by Step Solution
- Step 1: Write the proportion equation
383,817,395.75 : 575,727,772.14 = 121,503,227.53 : x - Step 2: Convert to fraction form
383,817,395.75/575,727,772.14 = 121,503,227.53/x - Step 3: Cross multiply
383,817,395.75x = 575,727,772.14 × 121,503,227.53 - Step 4: Simplify right side
383,817,395.75x = 69,952,782,490,787,776 - Step 5: Solve for x
x = 69,952,782,490,787,776/383,817,395.75 - Step 6: Final answer
x = 182,255,372.65
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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.