Finding the Fourth Proportional to 90,888,529.62, 136,346,248.58 and 33,376,316.76
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Solution
The fourth proportional to 90,888,529.62, 136,346,248.58 and 33,376,316.76 is: 50,069,415.81
Step by Step Solution
- Step 1: Write the proportion equation
90,888,529.62 : 136,346,248.58 = 33,376,316.76 : x - Step 2: Convert to fraction form
90,888,529.62/136,346,248.58 = 33,376,316.76/x - Step 3: Cross multiply
90,888,529.62x = 136,346,248.58 × 33,376,316.76 - Step 4: Simplify right side
90,888,529.62x = 4,550,735,581,643,781 - Step 5: Solve for x
x = 4,550,735,581,643,781/90,888,529.62 - Step 6: Final answer
x = 50,069,415.81
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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.