Finding the Fourth Proportional to 235,623,417,220.48, 353,484,763,732.16 and 76,434,086,621.76
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Solution
The fourth proportional to 235,623,417,220.48, 353,484,763,732.16 and 76,434,086,621.76 is: 114,667,232,014.95
Step by Step Solution
- Step 1: Write the proportion equation
235,623,417,220.48 : 353,484,763,732.16 = 76,434,086,621.76 : x - Step 2: Convert to fraction form
235,623,417,220.48/353,484,763,732.16 = 76,434,086,621.76/x - Step 3: Cross multiply
235,623,417,220.48x = 353,484,763,732.16 × 76,434,086,621.76 - Step 4: Simplify right side
235,623,417,220.48x = 27,018,285,050,576,282,583,040 - Step 5: Solve for x
x = 27,018,285,050,576,282,583,040/235,623,417,220.48 - Step 6: Final answer
x = 114,667,232,014.95
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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.