Finding the Fourth Proportional to 423,564,258.12, 584,337,361.10 and 264,518,263.58
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Solution
The fourth proportional to 423,564,258.12, 584,337,361.10 and 264,518,263.58 is: 364,921,971.44
Step by Step Solution
- Step 1: Write the proportion equation
423,564,258.12 : 584,337,361.10 = 264,518,263.58 : x - Step 2: Convert to fraction form
423,564,258.12/584,337,361.10 = 264,518,263.58/x - Step 3: Cross multiply
423,564,258.12x = 584,337,361.10 × 264,518,263.58 - Step 4: Simplify right side
423,564,258.12x = 154,567,904,103,091,456 - Step 5: Solve for x
x = 154,567,904,103,091,456/423,564,258.12 - Step 6: Final answer
x = 364,921,971.44
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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.