Finding the Fourth Proportional to 370,458,120.95, 555,545,931.26 and 124,748,785.76
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Solution
The fourth proportional to 370,458,120.95, 555,545,931.26 and 124,748,785.76 is: 187,075,613.78
Step by Step Solution
- Step 1: Write the proportion equation
370,458,120.95 : 555,545,931.26 = 124,748,785.76 : x - Step 2: Convert to fraction form
370,458,120.95/555,545,931.26 = 124,748,785.76/x - Step 3: Cross multiply
370,458,120.95x = 555,545,931.26 × 124,748,785.76 - Step 4: Simplify right side
370,458,120.95x = 69,303,680,355,191,952 - Step 5: Solve for x
x = 69,303,680,355,191,952/370,458,120.95 - Step 6: Final answer
x = 187,075,613.78
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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.