Finding the Fourth Proportional to 28,139,228,656.12, 38,832,135,545.44 and 16,096,239,463.98
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Solution
The fourth proportional to 28,139,228,656.12, 38,832,135,545.44 and 16,096,239,463.98 is: 22,212,810,460.29
Step by Step Solution
- Step 1: Write the proportion equation
28,139,228,656.12 : 38,832,135,545.44 = 16,096,239,463.98 : x - Step 2: Convert to fraction form
28,139,228,656.12/38,832,135,545.44 = 16,096,239,463.98/x - Step 3: Cross multiply
28,139,228,656.12x = 38,832,135,545.44 × 16,096,239,463.98 - Step 4: Simplify right side
28,139,228,656.12x = 625,051,352,637,164,093,440 - Step 5: Solve for x
x = 625,051,352,637,164,093,440/28,139,228,656.12 - Step 6: Final answer
x = 22,212,810,460.29
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1.5x scale
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.