Home / 317,952,022.40-476,928,033.60-102,563,043.20

Finding the Fourth Proportional to 317,952,022.40, 476,928,033.60 and 102,563,043.20

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Solution

The fourth proportional to 317,952,022.40, 476,928,033.60 and 102,563,043.20 is: 153,844,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,952,022.40 : 476,928,033.60 = 102,563,043.20 : x
  2. Step 2: Convert to fraction form
    317,952,022.40/476,928,033.60 = 102,563,043.20/x
  3. Step 3: Cross multiply
    317,952,022.40x = 476,928,033.60 × 102,563,043.20
  4. Step 4: Simplify right side
    317,952,022.40x = 48,915,190,513,407,856
  5. Step 5: Solve for x
    x = 48,915,190,513,407,856/317,952,022.40
  6. Step 6: Final answer
    x = 153,844,564.80

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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.