Home / 857,508,445.84-1,183,362,238.92-481,113,073.84

Finding the Fourth Proportional to 857,508,445.84, 1,183,362,238.92 and 481,113,073.84

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Solution

The fourth proportional to 857,508,445.84, 1,183,362,238.92 and 481,113,073.84 is: 663,936,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,508,445.84 : 1,183,362,238.92 = 481,113,073.84 : x
  2. Step 2: Convert to fraction form
    857,508,445.84/1,183,362,238.92 = 481,113,073.84/x
  3. Step 3: Cross multiply
    857,508,445.84x = 1,183,362,238.92 × 481,113,073.84
  4. Step 4: Simplify right side
    857,508,445.84x = 569,331,044,232,985,664
  5. Step 5: Solve for x
    x = 569,331,044,232,985,664/857,508,445.84
  6. Step 6: Final answer
    x = 663,936,369.37

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Double scale
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1.5x scale

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.