Finding the Fourth Proportional to 167,225,028.18, 230,774,194.32 and 91,872,327.12
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Solution
The fourth proportional to 167,225,028.18, 230,774,194.32 and 91,872,327.12 is: 126,785,819.70
Step by Step Solution
- Step 1: Write the proportion equation
167,225,028.18 : 230,774,194.32 = 91,872,327.12 : x - Step 2: Convert to fraction form
167,225,028.18/230,774,194.32 = 91,872,327.12/x - Step 3: Cross multiply
167,225,028.18x = 230,774,194.32 × 91,872,327.12 - Step 4: Simplify right side
167,225,028.18x = 21,201,762,271,421,488 - Step 5: Solve for x
x = 21,201,762,271,421,488/167,225,028.18 - Step 6: Final answer
x = 126,785,819.70
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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.