Finding the Fourth Proportional to 103,484,506.59, 155,226,760.01 and 42,059,273.99
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Solution
The fourth proportional to 103,484,506.59, 155,226,760.01 and 42,059,273.99 is: 63,088,911.03
Step by Step Solution
- Step 1: Write the proportion equation
103,484,506.59 : 155,226,760.01 = 42,059,273.99 : x - Step 2: Convert to fraction form
103,484,506.59/155,226,760.01 = 42,059,273.99/x - Step 3: Cross multiply
103,484,506.59x = 155,226,760.01 × 42,059,273.99 - Step 4: Simplify right side
103,484,506.59x = 6,528,724,828,854,135 - Step 5: Solve for x
x = 6,528,724,828,854,135/103,484,506.59 - Step 6: Final answer
x = 63,088,911.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.