Finding the Fourth Proportional to 66,014,799.80, 98,927,721.30 and 48,607,154.60
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Solution
The fourth proportional to 66,014,799.80, 98,927,721.30 and 48,607,154.60 is: 72,841,166.80
Step by Step Solution
- Step 1: Write the proportion equation
66,014,799.80 : 98,927,721.30 = 48,607,154.60 : x - Step 2: Convert to fraction form
66,014,799.80/98,927,721.30 = 48,607,154.60/x - Step 3: Cross multiply
66,014,799.80x = 98,927,721.30 × 48,607,154.60 - Step 4: Simplify right side
66,014,799.80x = 4,808,595,043,454,813 - Step 5: Solve for x
x = 4,808,595,043,454,813/66,014,799.80 - Step 6: Final answer
x = 72,841,166.80
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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.