Finding the Fourth Proportional to 423,564,256.13, 584,337,358.34 and 264,518,261.58
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Solution
The fourth proportional to 423,564,256.13, 584,337,358.34 and 264,518,261.58 is: 364,921,968.67
Step by Step Solution
- Step 1: Write the proportion equation
423,564,256.13 : 584,337,358.34 = 264,518,261.58 : x - Step 2: Convert to fraction form
423,564,256.13/584,337,358.34 = 264,518,261.58/x - Step 3: Cross multiply
423,564,256.13x = 584,337,358.34 × 264,518,261.58 - Step 4: Simplify right side
423,564,256.13x = 154,567,902,203,023,744 - Step 5: Solve for x
x = 154,567,902,203,023,744/423,564,256.13 - Step 6: Final answer
x = 364,921,968.67
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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.