Finding the Fourth Proportional to 124,837,002.36, 187,329,479.63 and 69,551,112.11
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Solution
The fourth proportional to 124,837,002.36, 187,329,479.63 and 69,551,112.11 is: 104,367,882.85
Step by Step Solution
- Step 1: Write the proportion equation
124,837,002.36 : 187,329,479.63 = 69,551,112.11 : x - Step 2: Convert to fraction form
124,837,002.36/187,329,479.63 = 69,551,112.11/x - Step 3: Cross multiply
124,837,002.36x = 187,329,479.63 × 69,551,112.11 - Step 4: Simplify right side
124,837,002.36x = 13,028,973,637,969,690 - Step 5: Solve for x
x = 13,028,973,637,969,690/124,837,002.36 - Step 6: Final answer
x = 104,367,882.85
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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.