Finding the Fourth Proportional to 80,234,177.84, 110,720,061.24 and 43,563,909.68
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Solution
The fourth proportional to 80,234,177.84, 110,720,061.24 and 43,563,909.68 is: 60,116,509.91
Step by Step Solution
- Step 1: Write the proportion equation
80,234,177.84 : 110,720,061.24 = 43,563,909.68 : x - Step 2: Convert to fraction form
80,234,177.84/110,720,061.24 = 43,563,909.68/x - Step 3: Cross multiply
80,234,177.84x = 110,720,061.24 × 43,563,909.68 - Step 4: Simplify right side
80,234,177.84x = 4,823,398,747,623,429 - Step 5: Solve for x
x = 4,823,398,747,623,429/80,234,177.84 - Step 6: Final answer
x = 60,116,509.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.