Home / 914,404,275.58-1,261,912,586.45-512,525,452.43

Finding the Fourth Proportional to 914,404,275.58, 1,261,912,586.45 and 512,525,452.43

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Solution

The fourth proportional to 914,404,275.58, 1,261,912,586.45 and 512,525,452.43 is: 707,304,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,404,275.58 : 1,261,912,586.45 = 512,525,452.43 : x
  2. Step 2: Convert to fraction form
    914,404,275.58/1,261,912,586.45 = 512,525,452.43/x
  3. Step 3: Cross multiply
    914,404,275.58x = 1,261,912,586.45 × 512,525,452.43
  4. Step 4: Simplify right side
    914,404,275.58x = 646,762,319,288,525,568
  5. Step 5: Solve for x
    x = 646,762,319,288,525,568/914,404,275.58
  6. Step 6: Final answer
    x = 707,304,566.00

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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.