Finding the Fourth Proportional to 4,138,182,345.60, 6,208,974,129.60 and 1,519,241,097.60
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Solution
The fourth proportional to 4,138,182,345.60, 6,208,974,129.60 and 1,519,241,097.60 is: 2,279,485,987.77
Step by Step Solution
- Step 1: Write the proportion equation
4,138,182,345.60 : 6,208,974,129.60 = 1,519,241,097.60 : x - Step 2: Convert to fraction form
4,138,182,345.60/6,208,974,129.60 = 1,519,241,097.60/x - Step 3: Cross multiply
4,138,182,345.60x = 6,208,974,129.60 × 1,519,241,097.60 - Step 4: Simplify right side
4,138,182,345.60x = 9,432,928,671,623,507,968 - Step 5: Solve for x
x = 9,432,928,671,623,507,968/4,138,182,345.60 - Step 6: Final answer
x = 2,279,485,987.77
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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.