Finding the Fourth Proportional to 357,955,598.94, 493,962,399.27 and 199,193,570.70
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Solution
The fourth proportional to 357,955,598.94, 493,962,399.27 and 199,193,570.70 is: 274,878,041.84
Step by Step Solution
- Step 1: Write the proportion equation
357,955,598.94 : 493,962,399.27 = 199,193,570.70 : x - Step 2: Convert to fraction form
357,955,598.94/493,962,399.27 = 199,193,570.70/x - Step 3: Cross multiply
357,955,598.94x = 493,962,399.27 × 199,193,570.70 - Step 4: Simplify right side
357,955,598.94x = 98,394,134,102,130,368 - Step 5: Solve for x
x = 98,394,134,102,130,368/357,955,598.94 - Step 6: Final answer
x = 274,878,041.84
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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.