Finding the Fourth Proportional to 461,047,561.74, 636,260,810.76 and 252,198,925.02
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Solution
The fourth proportional to 461,047,561.74, 636,260,810.76 and 252,198,925.02 is: 348,042,817.75
Step by Step Solution
- Step 1: Write the proportion equation
461,047,561.74 : 636,260,810.76 = 252,198,925.02 : x - Step 2: Convert to fraction form
461,047,561.74/636,260,810.76 = 252,198,925.02/x - Step 3: Cross multiply
461,047,561.74x = 636,260,810.76 × 252,198,925.02 - Step 4: Simplify right side
461,047,561.74x = 160,464,292,506,025,664 - Step 5: Solve for x
x = 160,464,292,506,025,664/461,047,561.74 - Step 6: Final answer
x = 348,042,817.75
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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.