Finding the Fourth Proportional to 156,915,090.60, 235,372,635.90 and 49,209,541.80
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Solution
The fourth proportional to 156,915,090.60, 235,372,635.90 and 49,209,541.80 is: 73,814,312.70
Step by Step Solution
- Step 1: Write the proportion equation
156,915,090.60 : 235,372,635.90 = 49,209,541.80 : x - Step 2: Convert to fraction form
156,915,090.60/235,372,635.90 = 49,209,541.80/x - Step 3: Cross multiply
156,915,090.60x = 235,372,635.90 × 49,209,541.80 - Step 4: Simplify right side
156,915,090.60x = 11,582,579,564,897,230 - Step 5: Solve for x
x = 11,582,579,564,897,230/156,915,090.60 - Step 6: Final answer
x = 73,814,312.70
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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.