Finding the Fourth Proportional to 99,708,801.60, 149,563,202.40 and 62,328,014.40
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Solution
The fourth proportional to 99,708,801.60, 149,563,202.40 and 62,328,014.40 is: 93,492,021.60
Step by Step Solution
- Step 1: Write the proportion equation
99,708,801.60 : 149,563,202.40 = 62,328,014.40 : x - Step 2: Convert to fraction form
99,708,801.60/149,563,202.40 = 62,328,014.40/x - Step 3: Cross multiply
99,708,801.60x = 149,563,202.40 × 62,328,014.40 - Step 4: Simplify right side
99,708,801.60x = 9,321,977,432,897,314 - Step 5: Solve for x
x = 9,321,977,432,897,314/99,708,801.60 - Step 6: Final answer
x = 93,492,021.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.