Home / 446,820,973.92-616,618,618.73-245,900,981.38

Finding the Fourth Proportional to 446,820,973.92, 616,618,618.73 and 245,900,981.38

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Solution

The fourth proportional to 446,820,973.92, 616,618,618.73 and 245,900,981.38 is: 339,346,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,820,973.92 : 616,618,618.73 = 245,900,981.38 : x
  2. Step 2: Convert to fraction form
    446,820,973.92/616,618,618.73 = 245,900,981.38/x
  3. Step 3: Cross multiply
    446,820,973.92x = 616,618,618.73 × 245,900,981.38
  4. Step 4: Simplify right side
    446,820,973.92x = 151,627,123,482,887,040
  5. Step 5: Solve for x
    x = 151,627,123,482,887,040/446,820,973.92
  6. Step 6: Final answer
    x = 339,346,477.30

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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.