Finding the Fourth Proportional to 219,842,560.05, 329,774,445.06 and 72,286,853.08
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Solution
The fourth proportional to 219,842,560.05, 329,774,445.06 and 72,286,853.08 is: 108,433,766.67
Step by Step Solution
- Step 1: Write the proportion equation
219,842,560.05 : 329,774,445.06 = 72,286,853.08 : x - Step 2: Convert to fraction form
219,842,560.05/329,774,445.06 = 72,286,853.08/x - Step 3: Cross multiply
219,842,560.05x = 329,774,445.06 × 72,286,853.08 - Step 4: Simplify right side
219,842,560.05x = 23,838,356,860,448,136 - Step 5: Solve for x
x = 23,838,356,860,448,136/219,842,560.05 - Step 6: Final answer
x = 108,433,766.67
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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.