Home / 879,535,230.80-1,319,452,145.40-266,114,584.40

Finding the Fourth Proportional to 879,535,230.80, 1,319,452,145.40 and 266,114,584.40

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Solution

The fourth proportional to 879,535,230.80, 1,319,452,145.40 and 266,114,584.40 is: 399,217,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,535,230.80 : 1,319,452,145.40 = 266,114,584.40 : x
  2. Step 2: Convert to fraction form
    879,535,230.80/1,319,452,145.40 = 266,114,584.40/x
  3. Step 3: Cross multiply
    879,535,230.80x = 1,319,452,145.40 × 266,114,584.40
  4. Step 4: Simplify right side
    879,535,230.80x = 351,125,459,308,809,408
  5. Step 5: Solve for x
    x = 351,125,459,308,809,408/879,535,230.80
  6. Step 6: Final answer
    x = 399,217,048.97

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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.