Home / 654,243,037.20-981,364,555.80-470,577,027.60

Finding the Fourth Proportional to 654,243,037.20, 981,364,555.80 and 470,577,027.60

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Solution

The fourth proportional to 654,243,037.20, 981,364,555.80 and 470,577,027.60 is: 705,865,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,243,037.20 : 981,364,555.80 = 470,577,027.60 : x
  2. Step 2: Convert to fraction form
    654,243,037.20/981,364,555.80 = 470,577,027.60/x
  3. Step 3: Cross multiply
    654,243,037.20x = 981,364,555.80 × 470,577,027.60
  4. Step 4: Simplify right side
    654,243,037.20x = 461,807,615,660,358,336
  5. Step 5: Solve for x
    x = 461,807,615,660,358,336/654,243,037.20
  6. Step 6: Final answer
    x = 705,865,541.40

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Similar ratio
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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.