Home / 1,716,302,419.20-2,574,453,628.80-423,837,907.20

Finding the Fourth Proportional to 1,716,302,419.20, 2,574,453,628.80 and 423,837,907.20

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Solution

The fourth proportional to 1,716,302,419.20, 2,574,453,628.80 and 423,837,907.20 is: 635,756,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,302,419.20 : 2,574,453,628.80 = 423,837,907.20 : x
  2. Step 2: Convert to fraction form
    1,716,302,419.20/2,574,453,628.80 = 423,837,907.20/x
  3. Step 3: Cross multiply
    1,716,302,419.20x = 2,574,453,628.80 × 423,837,907.20
  4. Step 4: Simplify right side
    1,716,302,419.20x = 1,091,151,038,214,037,760
  5. Step 5: Solve for x
    x = 1,091,151,038,214,037,760/1,716,302,419.20
  6. Step 6: Final answer
    x = 635,756,860.80

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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.