Finding the Fourth Proportional to 130,372,368.06, 195,724,493.58 and 84,506,165.88
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Solution
The fourth proportional to 130,372,368.06, 195,724,493.58 and 84,506,165.88 is: 126,866,810.56
Step by Step Solution
- Step 1: Write the proportion equation
130,372,368.06 : 195,724,493.58 = 84,506,165.88 : x - Step 2: Convert to fraction form
130,372,368.06/195,724,493.58 = 84,506,165.88/x - Step 3: Cross multiply
130,372,368.06x = 195,724,493.58 × 84,506,165.88 - Step 4: Simplify right side
130,372,368.06x = 16,539,926,521,250,476 - Step 5: Solve for x
x = 16,539,926,521,250,476/130,372,368.06 - Step 6: Final answer
x = 126,866,810.56
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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.