Finding the Fourth Proportional to 193,793,169.84, 290,572,669.98 and 77,226,458.64
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Solution
The fourth proportional to 193,793,169.84, 290,572,669.98 and 77,226,458.64 is: 115,793,029.75
Step by Step Solution
- Step 1: Write the proportion equation
193,793,169.84 : 290,572,669.98 = 77,226,458.64 : x - Step 2: Convert to fraction form
193,793,169.84/290,572,669.98 = 77,226,458.64/x - Step 3: Cross multiply
193,793,169.84x = 290,572,669.98 × 77,226,458.64 - Step 4: Simplify right side
193,793,169.84x = 22,439,898,280,124,840 - Step 5: Solve for x
x = 22,439,898,280,124,840/193,793,169.84 - Step 6: Final answer
x = 115,793,029.75
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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.