Finding the Fourth Proportional to 2,779,243,736.04, 4,168,999,681.92 and 913,848,132.96
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Solution
The fourth proportional to 2,779,243,736.04, 4,168,999,681.92 and 913,848,132.96 is: 1,370,816,285.82
Step by Step Solution
- Step 1: Write the proportion equation
2,779,243,736.04 : 4,168,999,681.92 = 913,848,132.96 : x - Step 2: Convert to fraction form
2,779,243,736.04/4,168,999,681.92 = 913,848,132.96/x - Step 3: Cross multiply
2,779,243,736.04x = 4,168,999,681.92 × 913,848,132.96 - Step 4: Simplify right side
2,779,243,736.04x = 3,809,832,575,633,425,920 - Step 5: Solve for x
x = 3,809,832,575,633,425,920/2,779,243,736.04 - Step 6: Final answer
x = 1,370,816,285.82
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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.