Finding the Fourth Proportional to 97,024,187.70, 145,536,281.55 and 39,557,700.90
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Solution
The fourth proportional to 97,024,187.70, 145,536,281.55 and 39,557,700.90 is: 59,336,551.35
Step by Step Solution
- Step 1: Write the proportion equation
97,024,187.70 : 145,536,281.55 = 39,557,700.90 : x - Step 2: Convert to fraction form
97,024,187.70/145,536,281.55 = 39,557,700.90/x - Step 3: Cross multiply
97,024,187.70x = 145,536,281.55 × 39,557,700.90 - Step 4: Simplify right side
97,024,187.70x = 5,757,080,695,653,089 - Step 5: Solve for x
x = 5,757,080,695,653,089/97,024,187.70 - Step 6: Final answer
x = 59,336,551.35
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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.