Home / 295,219,321.45-442,657,659.65-139,771,824.41

Finding the Fourth Proportional to 295,219,321.45, 442,657,659.65 and 139,771,824.41

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Solution

The fourth proportional to 295,219,321.45, 442,657,659.65 and 139,771,824.41 is: 209,576,623.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,219,321.45 : 442,657,659.65 = 139,771,824.41 : x
  2. Step 2: Convert to fraction form
    295,219,321.45/442,657,659.65 = 139,771,824.41/x
  3. Step 3: Cross multiply
    295,219,321.45x = 442,657,659.65 × 139,771,824.41
  4. Step 4: Simplify right side
    295,219,321.45x = 61,871,068,678,341,336
  5. Step 5: Solve for x
    x = 61,871,068,678,341,336/295,219,321.45
  6. Step 6: Final answer
    x = 209,576,623.83

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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.