Home / 236,196,639.45-354,294,959.18-218,977,951.05

Finding the Fourth Proportional to 236,196,639.45, 354,294,959.18 and 218,977,951.05

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Solution

The fourth proportional to 236,196,639.45, 354,294,959.18 and 218,977,951.05 is: 328,466,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,639.45 : 354,294,959.18 = 218,977,951.05 : x
  2. Step 2: Convert to fraction form
    236,196,639.45/354,294,959.18 = 218,977,951.05/x
  3. Step 3: Cross multiply
    236,196,639.45x = 354,294,959.18 × 218,977,951.05
  4. Step 4: Simplify right side
    236,196,639.45x = 77,582,784,227,484,912
  5. Step 5: Solve for x
    x = 77,582,784,227,484,912/236,196,639.45
  6. Step 6: Final answer
    x = 328,466,926.58

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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.