Home / 883,565,182.78-1,219,323,635.14-487,079,462.14

Finding the Fourth Proportional to 883,565,182.78, 1,219,323,635.14 and 487,079,462.14

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Solution

The fourth proportional to 883,565,182.78, 1,219,323,635.14 and 487,079,462.14 is: 672,171,688.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,565,182.78 : 1,219,323,635.14 = 487,079,462.14 : x
  2. Step 2: Convert to fraction form
    883,565,182.78/1,219,323,635.14 = 487,079,462.14/x
  3. Step 3: Cross multiply
    883,565,182.78x = 1,219,323,635.14 × 487,079,462.14
  4. Step 4: Simplify right side
    883,565,182.78x = 593,907,500,378,580,864
  5. Step 5: Solve for x
    x = 593,907,500,378,580,864/883,565,182.78
  6. Step 6: Final answer
    x = 672,171,688.01

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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.