Home / 735,474,579.56-1,014,966,173.22-400,947,327.08

Finding the Fourth Proportional to 735,474,579.56, 1,014,966,173.22 and 400,947,327.08

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Solution

The fourth proportional to 735,474,579.56, 1,014,966,173.22 and 400,947,327.08 is: 553,313,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,474,579.56 : 1,014,966,173.22 = 400,947,327.08 : x
  2. Step 2: Convert to fraction form
    735,474,579.56/1,014,966,173.22 = 400,947,327.08/x
  3. Step 3: Cross multiply
    735,474,579.56x = 1,014,966,173.22 × 400,947,327.08
  4. Step 4: Simplify right side
    735,474,579.56x = 406,947,974,229,175,296
  5. Step 5: Solve for x
    x = 406,947,974,229,175,296/735,474,579.56
  6. Step 6: Final answer
    x = 553,313,446.23

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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.