Finding the Fourth Proportional to 99,221,537.74, 148,852,173.38 and 55,564,380.96
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Solution
The fourth proportional to 99,221,537.74, 148,852,173.38 and 55,564,380.96 is: 83,357,696.90
Step by Step Solution
- Step 1: Write the proportion equation
99,221,537.74 : 148,852,173.38 = 55,564,380.96 : x - Step 2: Convert to fraction form
99,221,537.74/148,852,173.38 = 55,564,380.96/x - Step 3: Cross multiply
99,221,537.74x = 148,852,173.38 × 55,564,380.96 - Step 4: Simplify right side
99,221,537.74x = 8,270,878,868,410,291 - Step 5: Solve for x
x = 8,270,878,868,410,291/99,221,537.74 - Step 6: Final answer
x = 83,357,696.90
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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.