Finding the Fourth Proportional to 185,527,977.98, 278,326,178.53 and 61,037,616.20
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Solution
The fourth proportional to 185,527,977.98, 278,326,178.53 and 61,037,616.20 is: 91,567,679.70
Step by Step Solution
- Step 1: Write the proportion equation
185,527,977.98 : 278,326,178.53 = 61,037,616.20 : x - Step 2: Convert to fraction form
185,527,977.98/278,326,178.53 = 61,037,616.20/x - Step 3: Cross multiply
185,527,977.98x = 278,326,178.53 × 61,037,616.20 - Step 4: Simplify right side
185,527,977.98x = 16,988,366,461,982,594 - Step 5: Solve for x
x = 16,988,366,461,982,594/185,527,977.98 - Step 6: Final answer
x = 91,567,679.70
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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.