Finding the Fourth Proportional to 746,166,158.40, 1,119,249,237.60 and 235,496,539.20
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Solution
The fourth proportional to 746,166,158.40, 1,119,249,237.60 and 235,496,539.20 is: 353,244,808.80
Step by Step Solution
- Step 1: Write the proportion equation
746,166,158.40 : 1,119,249,237.60 = 235,496,539.20 : x - Step 2: Convert to fraction form
746,166,158.40/1,119,249,237.60 = 235,496,539.20/x - Step 3: Cross multiply
746,166,158.40x = 1,119,249,237.60 × 235,496,539.20 - Step 4: Simplify right side
746,166,158.40x = 263,579,321,957,038,464 - Step 5: Solve for x
x = 263,579,321,957,038,464/746,166,158.40 - Step 6: Final answer
x = 353,244,808.80
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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.