Home / 90,427,094.60-135,648,936.30-29,842,953.80

Finding the Fourth Proportional to 90,427,094.60, 135,648,936.30 and 29,842,953.80

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Solution

The fourth proportional to 90,427,094.60, 135,648,936.30 and 29,842,953.80 is: 44,767,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,427,094.60 : 135,648,936.30 = 29,842,953.80 : x
  2. Step 2: Convert to fraction form
    90,427,094.60/135,648,936.30 = 29,842,953.80/x
  3. Step 3: Cross multiply
    90,427,094.60x = 135,648,936.30 × 29,842,953.80
  4. Step 4: Simplify right side
    90,427,094.60x = 4,048,164,939,020,043.50
  5. Step 5: Solve for x
    x = 4,048,164,939,020,043.50/90,427,094.60
  6. Step 6: Final answer
    x = 44,767,168.04

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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.