Finding the Fourth Proportional to 124,655,931.36, 186,993,289.80 and 37,210,537.80
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Solution
The fourth proportional to 124,655,931.36, 186,993,289.80 and 37,210,537.80 is: 55,818,610.49
Step by Step Solution
- Step 1: Write the proportion equation
124,655,931.36 : 186,993,289.80 = 37,210,537.80 : x - Step 2: Convert to fraction form
124,655,931.36/186,993,289.80 = 37,210,537.80/x - Step 3: Cross multiply
124,655,931.36x = 186,993,289.80 × 37,210,537.80 - Step 4: Simplify right side
124,655,931.36x = 6,958,120,878,449,254 - Step 5: Solve for x
x = 6,958,120,878,449,254/124,655,931.36 - Step 6: Final answer
x = 55,818,610.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.