Home / 963,627,793.43-1,329,688,788.37-540,143,718.17

Finding the Fourth Proportional to 963,627,793.43, 1,329,688,788.37 and 540,143,718.17

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Solution

The fourth proportional to 963,627,793.43, 1,329,688,788.37 and 540,143,718.17 is: 745,332,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,627,793.43 : 1,329,688,788.37 = 540,143,718.17 : x
  2. Step 2: Convert to fraction form
    963,627,793.43/1,329,688,788.37 = 540,143,718.17/x
  3. Step 3: Cross multiply
    963,627,793.43x = 1,329,688,788.37 × 540,143,718.17
  4. Step 4: Simplify right side
    963,627,793.43x = 718,223,046,151,135,232
  5. Step 5: Solve for x
    x = 718,223,046,151,135,232/963,627,793.43
  6. Step 6: Final answer
    x = 745,332,431.31

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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.