Home / 255,448,889.10-383,173,333.65-73,701,996.30

Finding the Fourth Proportional to 255,448,889.10, 383,173,333.65 and 73,701,996.30

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Solution

The fourth proportional to 255,448,889.10, 383,173,333.65 and 73,701,996.30 is: 110,552,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,448,889.10 : 383,173,333.65 = 73,701,996.30 : x
  2. Step 2: Convert to fraction form
    255,448,889.10/383,173,333.65 = 73,701,996.30/x
  3. Step 3: Cross multiply
    255,448,889.10x = 383,173,333.65 × 73,701,996.30
  4. Step 4: Simplify right side
    255,448,889.10x = 28,240,639,618,930,964
  5. Step 5: Solve for x
    x = 28,240,639,618,930,964/255,448,889.10
  6. Step 6: Final answer
    x = 110,552,994.45

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Similar ratio
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1.5x scale

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.