Finding the Fourth Proportional to 258,732,029.52, 357,044,744.61 and 141,251,682.06
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Solution
The fourth proportional to 258,732,029.52, 357,044,744.61 and 141,251,682.06 is: 194,924,342.53
Step by Step Solution
- Step 1: Write the proportion equation
258,732,029.52 : 357,044,744.61 = 141,251,682.06 : x - Step 2: Convert to fraction form
258,732,029.52/357,044,744.61 = 141,251,682.06/x - Step 3: Cross multiply
258,732,029.52x = 357,044,744.61 × 141,251,682.06 - Step 4: Simplify right side
258,732,029.52x = 50,433,170,746,845,624 - Step 5: Solve for x
x = 50,433,170,746,845,624/258,732,029.52 - Step 6: Final answer
x = 194,924,342.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.