Home / 958,030,396.80-1,322,074,246.86-556,181,432.88

Finding the Fourth Proportional to 958,030,396.80, 1,322,074,246.86 and 556,181,432.88

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Solution

The fourth proportional to 958,030,396.80, 1,322,074,246.86 and 556,181,432.88 is: 767,525,906.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,030,396.80 : 1,322,074,246.86 = 556,181,432.88 : x
  2. Step 2: Convert to fraction form
    958,030,396.80/1,322,074,246.86 = 556,181,432.88/x
  3. Step 3: Cross multiply
    958,030,396.80x = 1,322,074,246.86 × 556,181,432.88
  4. Step 4: Simplify right side
    958,030,396.80x = 735,313,148,992,341,632
  5. Step 5: Solve for x
    x = 735,313,148,992,341,632/958,030,396.80
  6. Step 6: Final answer
    x = 767,525,906.74

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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.