Finding the Fourth Proportional to 193,341,875.48, 290,004,948.21 and 47,771,771.09
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Solution
The fourth proportional to 193,341,875.48, 290,004,948.21 and 47,771,771.09 is: 71,655,713.31
Step by Step Solution
- Step 1: Write the proportion equation
193,341,875.48 : 290,004,948.21 = 47,771,771.09 : x - Step 2: Convert to fraction form
193,341,875.48/290,004,948.21 = 47,771,771.09/x - Step 3: Cross multiply
193,341,875.48x = 290,004,948.21 × 47,771,771.09 - Step 4: Simplify right side
193,341,875.48x = 13,854,050,000,855,426 - Step 5: Solve for x
x = 13,854,050,000,855,426/193,341,875.48 - Step 6: Final answer
x = 71,655,713.31
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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.