Finding the Fourth Proportional to 517,561,356,400.32, 776,381,069,096.64 and 154,498,356,405.12
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Solution
The fourth proportional to 517,561,356,400.32, 776,381,069,096.64 and 154,498,356,405.12 is: 231,759,186,879.29
Step by Step Solution
- Step 1: Write the proportion equation
517,561,356,400.32 : 776,381,069,096.64 = 154,498,356,405.12 : x - Step 2: Convert to fraction form
517,561,356,400.32/776,381,069,096.64 = 154,498,356,405.12/x - Step 3: Cross multiply
517,561,356,400.32x = 776,381,069,096.64 × 154,498,356,405.12 - Step 4: Simplify right side
517,561,356,400.32x = 119,949,599,119,480,780,226,560 - Step 5: Solve for x
x = 119,949,599,119,480,780,226,560/517,561,356,400.32 - Step 6: Final answer
x = 231,759,186,879.29
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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.