Home / 73,289,838.60-110,018,738.70-43,014,760.20

Finding the Fourth Proportional to 73,289,838.60, 110,018,738.70 and 43,014,760.20

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Solution

The fourth proportional to 73,289,838.60, 110,018,738.70 and 43,014,760.20 is: 64,571,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,289,838.60 : 110,018,738.70 = 43,014,760.20 : x
  2. Step 2: Convert to fraction form
    73,289,838.60/110,018,738.70 = 43,014,760.20/x
  3. Step 3: Cross multiply
    73,289,838.60x = 110,018,738.70 × 43,014,760.20
  4. Step 4: Simplify right side
    73,289,838.60x = 4,732,429,662,686,960
  5. Step 5: Solve for x
    x = 4,732,429,662,686,960/73,289,838.60
  6. Step 6: Final answer
    x = 64,571,429.72

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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.