Finding the Fourth Proportional to 97,276,877.92, 134,243,772.72 and 53,227,726.64
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Solution
The fourth proportional to 97,276,877.92, 134,243,772.72 and 53,227,726.64 is: 73,455,182.67
Step by Step Solution
- Step 1: Write the proportion equation
97,276,877.92 : 134,243,772.72 = 53,227,726.64 : x - Step 2: Convert to fraction form
97,276,877.92/134,243,772.72 = 53,227,726.64/x - Step 3: Cross multiply
97,276,877.92x = 134,243,772.72 × 53,227,726.64 - Step 4: Simplify right side
97,276,877.92x = 7,145,490,837,462,449 - Step 5: Solve for x
x = 7,145,490,837,462,449/97,276,877.92 - Step 6: Final answer
x = 73,455,182.67
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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.