Finding the Fourth Proportional to 97,633,468.87, 134,725,281.68 and 57,934,158.53
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Solution
The fourth proportional to 97,633,468.87, 134,725,281.68 and 57,934,158.53 is: 79,943,854.47
Step by Step Solution
- Step 1: Write the proportion equation
97,633,468.87 : 134,725,281.68 = 57,934,158.53 : x - Step 2: Convert to fraction form
97,633,468.87/134,725,281.68 = 57,934,158.53/x - Step 3: Cross multiply
97,633,468.87x = 134,725,281.68 × 57,934,158.53 - Step 4: Simplify right side
97,633,468.87x = 7,805,195,826,319,234 - Step 5: Solve for x
x = 7,805,195,826,319,234/97,633,468.87 - Step 6: Final answer
x = 79,943,854.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.