Finding the Fourth Proportional to 247,127,020.56, 368,507,135.55 and 244,908,918.65
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Solution
The fourth proportional to 247,127,020.56, 368,507,135.55 and 244,908,918.65 is: 365,199,579.86
Step by Step Solution
- Step 1: Write the proportion equation
247,127,020.56 : 368,507,135.55 = 244,908,918.65 : x - Step 2: Convert to fraction form
247,127,020.56/368,507,135.55 = 244,908,918.65/x - Step 3: Cross multiply
247,127,020.56x = 368,507,135.55 × 244,908,918.65 - Step 4: Simplify right side
247,127,020.56x = 90,250,684,080,516,944 - Step 5: Solve for x
x = 90,250,684,080,516,944/247,127,020.56 - Step 6: Final answer
x = 365,199,579.86
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.