Home / 90,235,984.44-124,525,816.50-48,982,904.76

Finding the Fourth Proportional to 90,235,984.44, 124,525,816.50 and 48,982,904.76

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Solution

The fourth proportional to 90,235,984.44, 124,525,816.50 and 48,982,904.76 is: 67,596,494.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,235,984.44 : 124,525,816.50 = 48,982,904.76 : x
  2. Step 2: Convert to fraction form
    90,235,984.44/124,525,816.50 = 48,982,904.76/x
  3. Step 3: Cross multiply
    90,235,984.44x = 124,525,816.50 × 48,982,904.76
  4. Step 4: Simplify right side
    90,235,984.44x = 6,099,636,209,780,736
  5. Step 5: Solve for x
    x = 6,099,636,209,780,736/90,235,984.44
  6. Step 6: Final answer
    x = 67,596,494.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.