Home / 747,933,322.99-1,121,956,376.28-223,260,978.64

Finding the Fourth Proportional to 747,933,322.99, 1,121,956,376.28 and 223,260,978.64

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Solution

The fourth proportional to 747,933,322.99, 1,121,956,376.28 and 223,260,978.64 is: 334,908,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,933,322.99 : 1,121,956,376.28 = 223,260,978.64 : x
  2. Step 2: Convert to fraction form
    747,933,322.99/1,121,956,376.28 = 223,260,978.64/x
  3. Step 3: Cross multiply
    747,933,322.99x = 1,121,956,376.28 × 223,260,978.64
  4. Step 4: Simplify right side
    747,933,322.99x = 250,489,078,559,660,864
  5. Step 5: Solve for x
    x = 250,489,078,559,660,864/747,933,322.99
  6. Step 6: Final answer
    x = 334,908,301.13

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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.