Home / 307,925,216.76-424,933,280.72-166,793,776.50

Finding the Fourth Proportional to 307,925,216.76, 424,933,280.72 and 166,793,776.50

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Solution

The fourth proportional to 307,925,216.76, 424,933,280.72 and 166,793,776.50 is: 230,173,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,925,216.76 : 424,933,280.72 = 166,793,776.50 : x
  2. Step 2: Convert to fraction form
    307,925,216.76/424,933,280.72 = 166,793,776.50/x
  3. Step 3: Cross multiply
    307,925,216.76x = 424,933,280.72 × 166,793,776.50
  4. Step 4: Simplify right side
    307,925,216.76x = 70,876,226,651,823,440
  5. Step 5: Solve for x
    x = 70,876,226,651,823,440/307,925,216.76
  6. Step 6: Final answer
    x = 230,173,505.75

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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.