Finding the Fourth Proportional to 97,880,069.76, 135,036,266.72 and 56,041,775.08
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Solution
The fourth proportional to 97,880,069.76, 135,036,266.72 and 56,041,775.08 is: 77,315,761.07
Step by Step Solution
- Step 1: Write the proportion equation
97,880,069.76 : 135,036,266.72 = 56,041,775.08 : x - Step 2: Convert to fraction form
97,880,069.76/135,036,266.72 = 56,041,775.08/x - Step 3: Cross multiply
97,880,069.76x = 135,036,266.72 × 56,041,775.08 - Step 4: Simplify right side
97,880,069.76x = 7,567,672,087,165,129 - Step 5: Solve for x
x = 7,567,672,087,165,129/97,880,069.76 - Step 6: Final answer
x = 77,315,761.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.