Finding the Fourth Proportional to 164,717,893.63, 247,013,920.45 and 55,513,722.79
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Solution
The fourth proportional to 164,717,893.63, 247,013,920.45 and 55,513,722.79 is: 83,249,378.70
Step by Step Solution
- Step 1: Write the proportion equation
164,717,893.63 : 247,013,920.45 = 55,513,722.79 : x - Step 2: Convert to fraction form
164,717,893.63/247,013,920.45 = 55,513,722.79/x - Step 3: Cross multiply
164,717,893.63x = 247,013,920.45 × 55,513,722.79 - Step 4: Simplify right side
164,717,893.63x = 13,712,662,305,132,412 - Step 5: Solve for x
x = 13,712,662,305,132,412/164,717,893.63 - Step 6: Final answer
x = 83,249,378.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.