Finding the Fourth Proportional to 368,723,365.36, 508,832,225.25 and 201,456,026.80
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Solution
The fourth proportional to 368,723,365.36, 508,832,225.25 and 201,456,026.80 is: 278,006,028.47
Step by Step Solution
- Step 1: Write the proportion equation
368,723,365.36 : 508,832,225.25 = 201,456,026.80 : x - Step 2: Convert to fraction form
368,723,365.36/508,832,225.25 = 201,456,026.80/x - Step 3: Cross multiply
368,723,365.36x = 508,832,225.25 × 201,456,026.80 - Step 4: Simplify right side
368,723,365.36x = 102,507,318,408,786,368 - Step 5: Solve for x
x = 102,507,318,408,786,368/368,723,365.36 - Step 6: Final answer
x = 278,006,028.47
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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.