Home / 238,811,432.28-358,219,154.40-66,301,698.48

Finding the Fourth Proportional to 238,811,432.28, 358,219,154.40 and 66,301,698.48

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Solution

The fourth proportional to 238,811,432.28, 358,219,154.40 and 66,301,698.48 is: 99,453,104.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,811,432.28 : 358,219,154.40 = 66,301,698.48 : x
  2. Step 2: Convert to fraction form
    238,811,432.28/358,219,154.40 = 66,301,698.48/x
  3. Step 3: Cross multiply
    238,811,432.28x = 358,219,154.40 × 66,301,698.48
  4. Step 4: Simplify right side
    238,811,432.28x = 23,750,538,364,789,364
  5. Step 5: Solve for x
    x = 23,750,538,364,789,364/238,811,432.28
  6. Step 6: Final answer
    x = 99,453,104.64

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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.