Finding the Fourth Proportional to 430,695,242.28, 594,356,410.80 and 235,124,954.28
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Solution
The fourth proportional to 430,695,242.28, 594,356,410.80 and 235,124,954.28 is: 324,470,786.29
Step by Step Solution
- Step 1: Write the proportion equation
430,695,242.28 : 594,356,410.80 = 235,124,954.28 : x - Step 2: Convert to fraction form
430,695,242.28/594,356,410.80 = 235,124,954.28/x - Step 3: Cross multiply
430,695,242.28x = 594,356,410.80 × 235,124,954.28 - Step 4: Simplify right side
430,695,242.28x = 139,748,023,915,374,880 - Step 5: Solve for x
x = 139,748,023,915,374,880/430,695,242.28 - Step 6: Final answer
x = 324,470,786.29
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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.