Finding the Fourth Proportional to 149,805,153.68, 224,707,730.49 and 42,099,777.68
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Solution
The fourth proportional to 149,805,153.68, 224,707,730.49 and 42,099,777.68 is: 63,149,666.51
Step by Step Solution
- Step 1: Write the proportion equation
149,805,153.68 : 224,707,730.49 = 42,099,777.68 : x - Step 2: Convert to fraction form
149,805,153.68/224,707,730.49 = 42,099,777.68/x - Step 3: Cross multiply
149,805,153.68x = 224,707,730.49 × 42,099,777.68 - Step 4: Simplify right side
149,805,153.68x = 9,460,145,495,482,818 - Step 5: Solve for x
x = 9,460,145,495,482,818/149,805,153.68 - Step 6: Final answer
x = 63,149,666.51
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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.