Home / 1,365,674,520.48-2,048,439,515.28-383,169,455.52

Finding the Fourth Proportional to 1,365,674,520.48, 2,048,439,515.28 and 383,169,455.52

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Solution

The fourth proportional to 1,365,674,520.48, 2,048,439,515.28 and 383,169,455.52 is: 574,733,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,674,520.48 : 2,048,439,515.28 = 383,169,455.52 : x
  2. Step 2: Convert to fraction form
    1,365,674,520.48/2,048,439,515.28 = 383,169,455.52/x
  3. Step 3: Cross multiply
    1,365,674,520.48x = 2,048,439,515.28 × 383,169,455.52
  4. Step 4: Simplify right side
    1,365,674,520.48x = 784,899,453,735,490,304
  5. Step 5: Solve for x
    x = 784,899,453,735,490,304/1,365,674,520.48
  6. Step 6: Final answer
    x = 574,733,907.65

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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.