Finding the Fourth Proportional to 533,857,429.17, 736,730,857.68 and 307,791,940.68
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Solution
The fourth proportional to 533,857,429.17, 736,730,857.68 and 307,791,940.68 is: 424,757,263.00
Step by Step Solution
- Step 1: Write the proportion equation
533,857,429.17 : 736,730,857.68 = 307,791,940.68 : x - Step 2: Convert to fraction form
533,857,429.17/736,730,857.68 = 307,791,940.68/x - Step 3: Cross multiply
533,857,429.17x = 736,730,857.68 × 307,791,940.68 - Step 4: Simplify right side
533,857,429.17x = 226,759,820,444,168,064 - Step 5: Solve for x
x = 226,759,820,444,168,064/533,857,429.17 - Step 6: Final answer
x = 424,757,263.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.