Finding the Fourth Proportional to 489,584,306.55, 675,642,924.90 and 266,574,637.15
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Solution
The fourth proportional to 489,584,306.55, 675,642,924.90 and 266,574,637.15 is: 367,882,027.96
Step by Step Solution
- Step 1: Write the proportion equation
489,584,306.55 : 675,642,924.90 = 266,574,637.15 : x - Step 2: Convert to fraction form
489,584,306.55/675,642,924.90 = 266,574,637.15/x - Step 3: Cross multiply
489,584,306.55x = 675,642,924.90 × 266,574,637.15 - Step 4: Simplify right side
489,584,306.55x = 180,109,267,551,047,296 - Step 5: Solve for x
x = 180,109,267,551,047,296/489,584,306.55 - Step 6: Final answer
x = 367,882,027.96
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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.