Home / 293,166,899.42-439,749,977.77-74,817,246.40

Finding the Fourth Proportional to 293,166,899.42, 439,749,977.77 and 74,817,246.40

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Solution

The fourth proportional to 293,166,899.42, 439,749,977.77 and 74,817,246.40 is: 112,225,774.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,166,899.42 : 439,749,977.77 = 74,817,246.40 : x
  2. Step 2: Convert to fraction form
    293,166,899.42/439,749,977.77 = 74,817,246.40/x
  3. Step 3: Cross multiply
    293,166,899.42x = 439,749,977.77 × 74,817,246.40
  4. Step 4: Simplify right side
    293,166,899.42x = 32,900,882,438,639,772
  5. Step 5: Solve for x
    x = 32,900,882,438,639,772/293,166,899.42
  6. Step 6: Final answer
    x = 112,225,774.82

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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.