Finding the Fourth Proportional to 292,377,210.12, 438,561,682.42 and 71,050,176.84
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Solution
The fourth proportional to 292,377,210.12, 438,561,682.42 and 71,050,176.84 is: 106,574,260.96
Step by Step Solution
- Step 1: Write the proportion equation
292,377,210.12 : 438,561,682.42 = 71,050,176.84 : x - Step 2: Convert to fraction form
292,377,210.12/438,561,682.42 = 71,050,176.84/x - Step 3: Cross multiply
292,377,210.12x = 438,561,682.42 × 71,050,176.84 - Step 4: Simplify right side
292,377,210.12x = 31,159,885,091,188,920 - Step 5: Solve for x
x = 31,159,885,091,188,920/292,377,210.12 - Step 6: Final answer
x = 106,574,260.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.