Finding the Fourth Proportional to 245,580,243,667.99, 368,041,091,609.79 and 191,129,357,723.94
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Solution
The fourth proportional to 245,580,243,667.99, 368,041,091,609.79 and 191,129,357,723.94 is: 286,437,770,419.75
Step by Step Solution
- Step 1: Write the proportion equation
245,580,243,667.99 : 368,041,091,609.79 = 191,129,357,723.94 : x - Step 2: Convert to fraction form
245,580,243,667.99/368,041,091,609.79 = 191,129,357,723.94/x - Step 3: Cross multiply
245,580,243,667.99x = 368,041,091,609.79 × 191,129,357,723.94 - Step 4: Simplify right side
245,580,243,667.99x = 70,343,457,455,396,924,424,192 - Step 5: Solve for x
x = 70,343,457,455,396,924,424,192/245,580,243,667.99 - Step 6: Final answer
x = 286,437,770,419.75
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1.5x scale
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.