Finding the Fourth Proportional to 450,406,633.68, 675,674,128.98 and 139,538,684.97
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Solution
The fourth proportional to 450,406,633.68, 675,674,128.98 and 139,538,684.97 is: 209,327,910.33
Step by Step Solution
- Step 1: Write the proportion equation
450,406,633.68 : 675,674,128.98 = 139,538,684.97 : x - Step 2: Convert to fraction form
450,406,633.68/675,674,128.98 = 139,538,684.97/x - Step 3: Cross multiply
450,406,633.68x = 675,674,128.98 × 139,538,684.97 - Step 4: Simplify right side
450,406,633.68x = 94,282,679,426,119,376 - Step 5: Solve for x
x = 94,282,679,426,119,376/450,406,633.68 - Step 6: Final answer
x = 209,327,910.33
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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.