Finding the Fourth Proportional to 201,854,574.60, 302,781,861.90 and 110,021,569.80
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Solution
The fourth proportional to 201,854,574.60, 302,781,861.90 and 110,021,569.80 is: 165,032,354.70
Step by Step Solution
- Step 1: Write the proportion equation
201,854,574.60 : 302,781,861.90 = 110,021,569.80 : x - Step 2: Convert to fraction form
201,854,574.60/302,781,861.90 = 110,021,569.80/x - Step 3: Cross multiply
201,854,574.60x = 302,781,861.90 × 110,021,569.80 - Step 4: Simplify right side
201,854,574.60x = 33,312,535,753,204,808 - Step 5: Solve for x
x = 33,312,535,753,204,808/201,854,574.60 - Step 6: Final answer
x = 165,032,354.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.