Finding the Fourth Proportional to 147,399,156.84, 221,127,074.46 and 56,515,658.28
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Solution
The fourth proportional to 147,399,156.84, 221,127,074.46 and 56,515,658.28 is: 84,784,353.21
Step by Step Solution
- Step 1: Write the proportion equation
147,399,156.84 : 221,127,074.46 = 56,515,658.28 : x - Step 2: Convert to fraction form
147,399,156.84/221,127,074.46 = 56,515,658.28/x - Step 3: Cross multiply
147,399,156.84x = 221,127,074.46 × 56,515,658.28 - Step 4: Simplify right side
147,399,156.84x = 12,497,142,176,637,476 - Step 5: Solve for x
x = 12,497,142,176,637,476/147,399,156.84 - Step 6: Final answer
x = 84,784,353.21
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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.