Finding the Fourth Proportional to 713,684,202.13, 1,070,745,507.07 and 340,668,075.05
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Solution
The fourth proportional to 713,684,202.13, 1,070,745,507.07 and 340,668,075.05 is: 511,106,746.76
Step by Step Solution
- Step 1: Write the proportion equation
713,684,202.13 : 1,070,745,507.07 = 340,668,075.05 : x - Step 2: Convert to fraction form
713,684,202.13/1,070,745,507.07 = 340,668,075.05/x - Step 3: Cross multiply
713,684,202.13x = 1,070,745,507.07 × 340,668,075.05 - Step 4: Simplify right side
713,684,202.13x = 364,768,810,765,800,512 - Step 5: Solve for x
x = 364,768,810,765,800,512/713,684,202.13 - Step 6: Final answer
x = 511,106,746.76
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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.