Finding the Fourth Proportional to 97,732,244.64, 134,916,416.16 and 56,471,155.68
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Solution
The fourth proportional to 97,732,244.64, 134,916,416.16 and 56,471,155.68 is: 77,956,727.27
Step by Step Solution
- Step 1: Write the proportion equation
97,732,244.64 : 134,916,416.16 = 56,471,155.68 : x - Step 2: Convert to fraction form
97,732,244.64/134,916,416.16 = 56,471,155.68/x - Step 3: Cross multiply
97,732,244.64x = 134,916,416.16 × 56,471,155.68 - Step 4: Simplify right side
97,732,244.64x = 7,618,885,940,759,028 - Step 5: Solve for x
x = 7,618,885,940,759,028/97,732,244.64 - Step 6: Final answer
x = 77,956,727.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.