Home / 948,521,313-1,308,959,411.94-514,410,849

Finding the Fourth Proportional to 948,521,313, 1,308,959,411.94 and 514,410,849

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Solution

The fourth proportional to 948,521,313, 1,308,959,411.94 and 514,410,849 is: 709,886,971.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,521,313 : 1,308,959,411.94 = 514,410,849 : x
  2. Step 2: Convert to fraction form
    948,521,313/1,308,959,411.94 = 514,410,849/x
  3. Step 3: Cross multiply
    948,521,313x = 1,308,959,411.94 × 514,410,849
  4. Step 4: Simplify right side
    948,521,313x = 673,342,922,402,596,224
  5. Step 5: Solve for x
    x = 673,342,922,402,596,224/948,521,313
  6. Step 6: Final answer
    x = 709,886,971.62

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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.