Home / 79,225,733.20-118,839,009.90-36,064,752.40

Finding the Fourth Proportional to 79,225,733.20, 118,839,009.90 and 36,064,752.40

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Solution

The fourth proportional to 79,225,733.20, 118,839,009.90 and 36,064,752.40 is: 54,097,315.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,225,733.20 : 118,839,009.90 = 36,064,752.40 : x
  2. Step 2: Convert to fraction form
    79,225,733.20/118,839,009.90 = 36,064,752.40/x
  3. Step 3: Cross multiply
    79,225,733.20x = 118,839,009.90 × 36,064,752.40
  4. Step 4: Simplify right side
    79,225,733.20x = 4,285,899,467,504,649
  5. Step 5: Solve for x
    x = 4,285,899,467,504,649/79,225,733.20
  6. Step 6: Final answer
    x = 54,097,315.28

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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.