Finding the Fourth Proportional to 97,192,156.64, 134,125,417.32 and 53,141,997.92
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Solution
The fourth proportional to 97,192,156.64, 134,125,417.32 and 53,141,997.92 is: 73,336,088.99
Step by Step Solution
- Step 1: Write the proportion equation
97,192,156.64 : 134,125,417.32 = 53,141,997.92 : x - Step 2: Convert to fraction form
97,192,156.64/134,125,417.32 = 53,141,997.92/x - Step 3: Cross multiply
97,192,156.64x = 134,125,417.32 × 53,141,997.92 - Step 4: Simplify right side
97,192,156.64x = 7,127,692,648,238,572 - Step 5: Solve for x
x = 7,127,692,648,238,572/97,192,156.64 - Step 6: Final answer
x = 73,336,088.99
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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.