Finding the Fourth Proportional to 246,038,135.80, 369,110,347.80 and 73,532,387.20
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Solution
The fourth proportional to 246,038,135.80, 369,110,347.80 and 73,532,387.20 is: 110,314,463.75
Step by Step Solution
- Step 1: Write the proportion equation
246,038,135.80 : 369,110,347.80 = 73,532,387.20 : x - Step 2: Convert to fraction form
246,038,135.80/369,110,347.80 = 73,532,387.20/x - Step 3: Cross multiply
246,038,135.80x = 369,110,347.80 × 73,532,387.20 - Step 4: Simplify right side
246,038,135.80x = 27,141,565,013,956,272 - Step 5: Solve for x
x = 27,141,565,013,956,272/246,038,135.80 - Step 6: Final answer
x = 110,314,463.75
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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.