Home / 958,030,390.80-1,322,074,238.58-556,181,426.88

Finding the Fourth Proportional to 958,030,390.80, 1,322,074,238.58 and 556,181,426.88

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Solution

The fourth proportional to 958,030,390.80, 1,322,074,238.58 and 556,181,426.88 is: 767,525,898.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,030,390.80 : 1,322,074,238.58 = 556,181,426.88 : x
  2. Step 2: Convert to fraction form
    958,030,390.80/1,322,074,238.58 = 556,181,426.88/x
  3. Step 3: Cross multiply
    958,030,390.80x = 1,322,074,238.58 × 556,181,426.88
  4. Step 4: Simplify right side
    958,030,390.80x = 735,313,136,454,713,856
  5. Step 5: Solve for x
    x = 735,313,136,454,713,856/958,030,390.80
  6. Step 6: Final answer
    x = 767,525,898.46

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Double scale
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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.