Home / 883,565,150.40-1,219,323,590.46-487,079,429.76

Finding the Fourth Proportional to 883,565,150.40, 1,219,323,590.46 and 487,079,429.76

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Solution

The fourth proportional to 883,565,150.40, 1,219,323,590.46 and 487,079,429.76 is: 672,171,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,565,150.40 : 1,219,323,590.46 = 487,079,429.76 : x
  2. Step 2: Convert to fraction form
    883,565,150.40/1,219,323,590.46 = 487,079,429.76/x
  3. Step 3: Cross multiply
    883,565,150.40x = 1,219,323,590.46 × 487,079,429.76
  4. Step 4: Simplify right side
    883,565,150.40x = 593,907,439,134,172,544
  5. Step 5: Solve for x
    x = 593,907,439,134,172,544/883,565,150.40
  6. Step 6: Final answer
    x = 672,171,643.33

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1.5x scale

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.