Finding the Fourth Proportional to 1,014,634,832.27, 1,399,698,502.36 and 880,484,462.87
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Solution
The fourth proportional to 1,014,634,832.27, 1,399,698,502.36 and 880,484,462.87 is: 1,214,636,778.50
Step by Step Solution
- Step 1: Write the proportion equation
1,014,634,832.27 : 1,399,698,502.36 = 880,484,462.87 : x - Step 2: Convert to fraction form
1,014,634,832.27/1,399,698,502.36 = 880,484,462.87/x - Step 3: Cross multiply
1,014,634,832.27x = 1,399,698,502.36 × 880,484,462.87 - Step 4: Simplify right side
1,014,634,832.27x = 1,232,412,784,021,188,352 - Step 5: Solve for x
x = 1,232,412,784,021,188,352/1,014,634,832.27 - Step 6: Final answer
x = 1,214,636,778.50
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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.