Finding the Fourth Proportional to 316,767,029.18, 475,186,416.28 and 284,218,925.09
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Solution
The fourth proportional to 316,767,029.18, 475,186,416.28 and 284,218,925.09 is: 426,360,574.21
Step by Step Solution
- Step 1: Write the proportion equation
316,767,029.18 : 475,186,416.28 = 284,218,925.09 : x - Step 2: Convert to fraction form
316,767,029.18/475,186,416.28 = 284,218,925.09/x - Step 3: Cross multiply
316,767,029.18x = 475,186,416.28 × 284,218,925.09 - Step 4: Simplify right side
316,767,029.18x = 135,056,972,449,384,384 - Step 5: Solve for x
x = 135,056,972,449,384,384/316,767,029.18 - Step 6: Final answer
x = 426,360,574.21
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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.