Home / 773,209,448.63-1,067,253,886.00-505,325,579.40

Finding the Fourth Proportional to 773,209,448.63, 1,067,253,886.00 and 505,325,579.40

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Solution

The fourth proportional to 773,209,448.63, 1,067,253,886.00 and 505,325,579.40 is: 697,496,246.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,209,448.63 : 1,067,253,886.00 = 505,325,579.40 : x
  2. Step 2: Convert to fraction form
    773,209,448.63/1,067,253,886.00 = 505,325,579.40/x
  3. Step 3: Cross multiply
    773,209,448.63x = 1,067,253,886.00 × 505,325,579.40
  4. Step 4: Simplify right side
    773,209,448.63x = 539,310,688,310,508,416
  5. Step 5: Solve for x
    x = 539,310,688,310,508,416/773,209,448.63
  6. Step 6: Final answer
    x = 697,496,246.67

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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.