Finding the Fourth Proportional to 193,506,372.14, 290,152,482.71 and 76,803,503.18
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Solution
The fourth proportional to 193,506,372.14, 290,152,482.71 and 76,803,503.18 is: 115,162,756.04
Step by Step Solution
- Step 1: Write the proportion equation
193,506,372.14 : 290,152,482.71 = 76,803,503.18 : x - Step 2: Convert to fraction form
193,506,372.14/290,152,482.71 = 76,803,503.18/x - Step 3: Cross multiply
193,506,372.14x = 290,152,482.71 × 76,803,503.18 - Step 4: Simplify right side
193,506,372.14x = 22,284,727,126,667,596 - Step 5: Solve for x
x = 22,284,727,126,667,596/193,506,372.14 - Step 6: Final answer
x = 115,162,756.04
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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.