Finding the Fourth Proportional to 2,648,302,905.60, 3,654,771,386.40 and 1,474,881,177.60
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Solution
The fourth proportional to 2,648,302,905.60, 3,654,771,386.40 and 1,474,881,177.60 is: 2,035,399,166.32
Step by Step Solution
- Step 1: Write the proportion equation
2,648,302,905.60 : 3,654,771,386.40 = 1,474,881,177.60 : x - Step 2: Convert to fraction form
2,648,302,905.60/3,654,771,386.40 = 1,474,881,177.60/x - Step 3: Cross multiply
2,648,302,905.60x = 3,654,771,386.40 × 1,474,881,177.60 - Step 4: Simplify right side
2,648,302,905.60x = 5,390,353,526,232,416,256 - Step 5: Solve for x
x = 5,390,353,526,232,416,256/2,648,302,905.60 - Step 6: Final answer
x = 2,035,399,166.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.