Finding the Fourth Proportional to 559,312,128,534.55, 838,968,192,801.80 and 559,312,128,534.55
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Solution
The fourth proportional to 559,312,128,534.55, 838,968,192,801.80 and 559,312,128,534.55 is: 838,968,192,801.80
Step by Step Solution
- Step 1: Write the proportion equation
559,312,128,534.55 : 838,968,192,801.80 = 559,312,128,534.55 : x - Step 2: Convert to fraction form
559,312,128,534.55/838,968,192,801.80 = 559,312,128,534.55/x - Step 3: Cross multiply
559,312,128,534.55x = 838,968,192,801.80 × 559,312,128,534.55 - Step 4: Simplify right side
559,312,128,534.55x = 469,245,085,688,759,549,165,568 - Step 5: Solve for x
x = 469,245,085,688,759,549,165,568/559,312,128,534.55 - Step 6: Final answer
x = 838,968,192,801.80
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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.