Finding the Fourth Proportional to 950,634,263.34, 1,424,944,972.97 and 319,765,748.63
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Solution
The fourth proportional to 950,634,263.34, 1,424,944,972.97 and 319,765,748.63 is: 479,310,091.81
Step by Step Solution
- Step 1: Write the proportion equation
950,634,263.34 : 1,424,944,972.97 = 319,765,748.63 : x - Step 2: Convert to fraction form
950,634,263.34/1,424,944,972.97 = 319,765,748.63/x - Step 3: Cross multiply
950,634,263.34x = 1,424,944,972.97 × 319,765,748.63 - Step 4: Simplify right side
950,634,263.34x = 455,648,596,038,307,136 - Step 5: Solve for x
x = 455,648,596,038,307,136/950,634,263.34 - Step 6: Final answer
x = 479,310,091.81
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1.5x scale
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.