Finding the Fourth Proportional to 473,842,118.43, 710,378,101.61 and 197,699,163.75
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Solution
The fourth proportional to 473,842,118.43, 710,378,101.61 and 197,699,163.75 is: 296,388,081.96
Step by Step Solution
- Step 1: Write the proportion equation
473,842,118.43 : 710,378,101.61 = 197,699,163.75 : x - Step 2: Convert to fraction form
473,842,118.43/710,378,101.61 = 197,699,163.75/x - Step 3: Cross multiply
473,842,118.43x = 710,378,101.61 × 197,699,163.75 - Step 4: Simplify right side
473,842,118.43x = 140,441,156,633,621,040 - Step 5: Solve for x
x = 140,441,156,633,621,040/473,842,118.43 - Step 6: Final answer
x = 296,388,081.96
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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.