Home / 526,564,901.32-726,309,673.02-338,630,800.84

Finding the Fourth Proportional to 526,564,901.32, 726,309,673.02 and 338,630,800.84

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Solution

The fourth proportional to 526,564,901.32, 726,309,673.02 and 338,630,800.84 is: 467,085,492.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,564,901.32 : 726,309,673.02 = 338,630,800.84 : x
  2. Step 2: Convert to fraction form
    526,564,901.32/726,309,673.02 = 338,630,800.84/x
  3. Step 3: Cross multiply
    526,564,901.32x = 726,309,673.02 × 338,630,800.84
  4. Step 4: Simplify right side
    526,564,901.32x = 245,950,826,232,601,120
  5. Step 5: Solve for x
    x = 245,950,826,232,601,120/526,564,901.32
  6. Step 6: Final answer
    x = 467,085,492.44

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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.