Finding the Fourth Proportional to 139,497,132.96, 209,141,451.36 and 96,242,909.76
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Solution
The fourth proportional to 139,497,132.96, 209,141,451.36 and 96,242,909.76 is: 144,292,441.02
Step by Step Solution
- Step 1: Write the proportion equation
139,497,132.96 : 209,141,451.36 = 96,242,909.76 : x - Step 2: Convert to fraction form
139,497,132.96/209,141,451.36 = 96,242,909.76/x - Step 3: Cross multiply
139,497,132.96x = 209,141,451.36 × 96,242,909.76 - Step 4: Simplify right side
139,497,132.96x = 20,128,381,830,315,912 - Step 5: Solve for x
x = 20,128,381,830,315,912/139,497,132.96 - Step 6: Final answer
x = 144,292,441.02
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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.