Finding the Fourth Proportional to 175,907,471.28, 242,763,811.14 and 101,571,164.95
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Solution
The fourth proportional to 175,907,471.28, 242,763,811.14 and 101,571,164.95 is: 140,174,848.32
Step by Step Solution
- Step 1: Write the proportion equation
175,907,471.28 : 242,763,811.14 = 101,571,164.95 : x - Step 2: Convert to fraction form
175,907,471.28/242,763,811.14 = 101,571,164.95/x - Step 3: Cross multiply
175,907,471.28x = 242,763,811.14 × 101,571,164.95 - Step 4: Simplify right side
175,907,471.28x = 24,657,803,104,850,120 - Step 5: Solve for x
x = 24,657,803,104,850,120/175,907,471.28 - Step 6: Final answer
x = 140,174,848.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.