Finding the Fourth Proportional to 97,928,599.23, 135,141,466.08 and 53,874,652.65
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Solution
The fourth proportional to 97,928,599.23, 135,141,466.08 and 53,874,652.65 is: 74,347,020.19
Step by Step Solution
- Step 1: Write the proportion equation
97,928,599.23 : 135,141,466.08 = 53,874,652.65 : x - Step 2: Convert to fraction form
97,928,599.23/135,141,466.08 = 53,874,652.65/x - Step 3: Cross multiply
97,928,599.23x = 135,141,466.08 × 53,874,652.65 - Step 4: Simplify right side
97,928,599.23x = 7,280,699,543,671,758 - Step 5: Solve for x
x = 7,280,699,543,671,758/97,928,599.23 - Step 6: Final answer
x = 74,347,020.19
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.