Finding the Fourth Proportional to 99,368,747.34, 149,044,557.69 and 60,497,134.08
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Solution
The fourth proportional to 99,368,747.34, 149,044,557.69 and 60,497,134.08 is: 90,740,487.65
Step by Step Solution
- Step 1: Write the proportion equation
99,368,747.34 : 149,044,557.69 = 60,497,134.08 : x - Step 2: Convert to fraction form
99,368,747.34/149,044,557.69 = 60,497,134.08/x - Step 3: Cross multiply
99,368,747.34x = 149,044,557.69 × 60,497,134.08 - Step 4: Simplify right side
99,368,747.34x = 9,016,768,590,466,224 - Step 5: Solve for x
x = 9,016,768,590,466,224/99,368,747.34 - Step 6: Final answer
x = 90,740,487.65
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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.