Home / 79,225,037.28-109,350,000-48,302,256.96

Finding the Fourth Proportional to 79,225,037.28, 109,350,000 and 48,302,256.96

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Solution

The fourth proportional to 79,225,037.28, 109,350,000 and 48,302,256.96 is: 66,668,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,225,037.28 : 109,350,000 = 48,302,256.96 : x
  2. Step 2: Convert to fraction form
    79,225,037.28/109,350,000 = 48,302,256.96/x
  3. Step 3: Cross multiply
    79,225,037.28x = 109,350,000 × 48,302,256.96
  4. Step 4: Simplify right side
    79,225,037.28x = 5,281,851,798,576,000
  5. Step 5: Solve for x
    x = 5,281,851,798,576,000/79,225,037.28
  6. Step 6: Final answer
    x = 66,668,972.08

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1.5x scale

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.