Finding the Fourth Proportional to 165,648,496.10, 228,813,257.63 and 123,759,758.79
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Solution
The fourth proportional to 165,648,496.10, 228,813,257.63 and 123,759,758.79 is: 170,951,588.70
Step by Step Solution
- Step 1: Write the proportion equation
165,648,496.10 : 228,813,257.63 = 123,759,758.79 : x - Step 2: Convert to fraction form
165,648,496.10/228,813,257.63 = 123,759,758.79/x - Step 3: Cross multiply
165,648,496.10x = 228,813,257.63 × 123,759,758.79 - Step 4: Simplify right side
165,648,496.10x = 28,317,873,572,552,328 - Step 5: Solve for x
x = 28,317,873,572,552,328/165,648,496.10 - Step 6: Final answer
x = 170,951,588.70
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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.