Finding the Fourth Proportional to 180,699,651.43, 249,346,747.37 and 106,355,778.28
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Solution
The fourth proportional to 180,699,651.43, 249,346,747.37 and 106,355,778.28 is: 146,759,925.48
Step by Step Solution
- Step 1: Write the proportion equation
180,699,651.43 : 249,346,747.37 = 106,355,778.28 : x - Step 2: Convert to fraction form
180,699,651.43/249,346,747.37 = 106,355,778.28/x - Step 3: Cross multiply
180,699,651.43x = 249,346,747.37 × 106,355,778.28 - Step 4: Simplify right side
180,699,651.43x = 26,519,467,378,122,892 - Step 5: Solve for x
x = 26,519,467,378,122,892/180,699,651.43 - Step 6: Final answer
x = 146,759,925.48
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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.