Finding the Fourth Proportional to 954,539,574.64, 1,317,112,839.47 and 536,771,180.14
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Solution
The fourth proportional to 954,539,574.64, 1,317,112,839.47 and 536,771,180.14 is: 740,658,880.99
Step by Step Solution
- Step 1: Write the proportion equation
954,539,574.64 : 1,317,112,839.47 = 536,771,180.14 : x - Step 2: Convert to fraction form
954,539,574.64/1,317,112,839.47 = 536,771,180.14/x - Step 3: Cross multiply
954,539,574.64x = 1,317,112,839.47 × 536,771,180.14 - Step 4: Simplify right side
954,539,574.64x = 706,988,213,210,588,800 - Step 5: Solve for x
x = 706,988,213,210,588,800/954,539,574.64 - Step 6: Final answer
x = 740,658,880.99
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1.5x scale
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.