Finding the Fourth Proportional to 135,742,787, 187,323,471.42 and 73,862,059.40
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Solution
The fourth proportional to 135,742,787, 187,323,471.42 and 73,862,059.40 is: 101,928,785.16
Step by Step Solution
- Step 1: Write the proportion equation
135,742,787 : 187,323,471.42 = 73,862,059.40 : x - Step 2: Convert to fraction form
135,742,787/187,323,471.42 = 73,862,059.40/x - Step 3: Cross multiply
135,742,787x = 187,323,471.42 × 73,862,059.40 - Step 4: Simplify right side
135,742,787x = 13,836,097,373,038,242 - Step 5: Solve for x
x = 13,836,097,373,038,242/135,742,787 - Step 6: Final answer
x = 101,928,785.16
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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.