Finding the Fourth Proportional to 7,074,759,237.63, 10,606,547,266.68 and 3,531,682,280.85
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Solution
The fourth proportional to 7,074,759,237.63, 10,606,547,266.68 and 3,531,682,280.85 is: 5,294,732,129.33
Step by Step Solution
- Step 1: Write the proportion equation
7,074,759,237.63 : 10,606,547,266.68 = 3,531,682,280.85 : x - Step 2: Convert to fraction form
7,074,759,237.63/10,606,547,266.68 = 3,531,682,280.85/x - Step 3: Cross multiply
7,074,759,237.63x = 10,606,547,266.68 × 3,531,682,280.85 - Step 4: Simplify right side
7,074,759,237.63x = 37,458,955,042,731,753,472 - Step 5: Solve for x
x = 37,458,955,042,731,753,472/7,074,759,237.63 - Step 6: Final answer
x = 5,294,732,129.33
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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.