Home / 702,469,417.92-1,053,295,688.09-265,803,834.39

Finding the Fourth Proportional to 702,469,417.92, 1,053,295,688.09 and 265,803,834.39

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Solution

The fourth proportional to 702,469,417.92, 1,053,295,688.09 and 265,803,834.39 is: 398,551,204.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,469,417.92 : 1,053,295,688.09 = 265,803,834.39 : x
  2. Step 2: Convert to fraction form
    702,469,417.92/1,053,295,688.09 = 265,803,834.39/x
  3. Step 3: Cross multiply
    702,469,417.92x = 1,053,295,688.09 × 265,803,834.39
  4. Step 4: Simplify right side
    702,469,417.92x = 279,970,032,634,179,968
  5. Step 5: Solve for x
    x = 279,970,032,634,179,968/702,469,417.92
  6. Step 6: Final answer
    x = 398,551,204.50

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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.